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Curriculum Vitae (C.V.) and Publications of Board of Trustees Member: Dr. G.G. Choudhry
at IUSOM Sialkot Branch Campus
CURRICULUM VITAE (C.V.)
Prof. Dr. Ghulam Ghaus Choudhry, Ph.D., D.Sc.
ADDRESS
Kralendijk
Bonaire
Caribbean Netherlands, The Netherlands, European Union (EU)
E.-Mail: ghulam.choudhry@InternationalUniversity-SchoolOfMedicine.org
RESEARCH WORK EXPERIENCE
September 2005-to present
President & Professor of Mechanistic Organic Chemistry and Proteomics &
Genomics Mass Spectrometry
International University School of Medicine (IUSOM), Bonaire, Caribbean Netherlands, The Netherlands,
European Union (EU)
Performing Daily Duties of a President and to Deliver a Graduate Course on Mechanistic Organic Chemistry
and Proteomics & Genomics Mass Spectrometry Focusing on High Resolution Mass Spectrometric
Techniques Coupled with GC and LC including MALDI-TOF/TOF MS. Moreover, at IUSOM, Prepared Entire
Curriculums for the PreMedical Program and Doctor of Medicine (M.D.) Degree to be Offered by this
University.
September 2005-to present
Managing Director & Environmental Chemical Pollution and Health Consultant
IUSOM International Medical Consultant Inc., Bonaire, Caribbean Netherlands, The Netherlands, European
Union (EU)
Performing Daily Duties of a Managing Director and Providing Consulting Services on Mechanistic Organic
Chemistry and Proteomics & Genomics Mass Spectrometric Problems as well as Providing Expert Advice on
Environmental Chemical Pollution and Health Issues.
September 2004-August 2005
Professor of Organic Chemistry and Proteomics & Genomics Mass Spectrometry
Xavier University School of Medicine (XUSOM), Bonaire, Caribbean Netherlands, The Netherlands,
European Union (EU)
Delivered a Graduate Course on Proteomics & Genomics Mass Spectrometry Focusing on: High Resolution
Mass Spectrometric Techniques Coupled with GC and LC including MALDI-TOF/TOF MS. Moreover, at
XUSOM, Constructed Manually, More Than 20,000 State-Of-The-Art Microsoft PowerPoint Slides on the
Subject Matter Covered in General Chemistry: Principals and Modern Applications (8th ed., 2002, by Ralph
H. Petrucci, William S. Harwood and F. Geoffrey Herrinf), Organic Chemistry (8th ed., 2004, by T.W. Graham
Solomons and Craig B. Fryhle), Calculus: Early Transcendentals (5th ed., 2003, by James Stewart) and
University Physics: With Modern Physics (11th ed., 2004, by Hugh D. Young and Roger A. Freedman);
Being Utilized by me as a Professor for Teaching Undergraduate and Graduate Courses on General
Chemistry, Mechanistic Organic Chemistry, Applied Calculus and Modern Physics, Respectively.
January 2003-July 2004
President & Senior Research Scientist & Environmental Consultant
GET R & D Laboratories Inc, Kamloops, B.C., Canada
Carried out Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Equipments Coupled with GC, LC and ICP along with MALDI-TOF/TOF MS, Laboratory
Management and Consulting Work.
January 1996-December 20002
President & Senior Research Scientist & Environmental Consultant
GMT R & D Laboratoria BV, Nijmegen, The Netherlands
Conducted Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Equipments Coupled with GC, LC and ICP together with MALDI-TOF MS, Laboratory
Management and Consulting Work.
July 1990-December 1995
President & Senior Research Scientist & Environmental Consultant
GET R & D International Inc. (in Tilbury) & its Environmental Testing Laboratories (in Windsor), Ontario,
Canada
Performed Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Instruments Coupled with GC, LC and ICP together with MALDI-TOF MS, Laboratory
Management and Consulting Work.
July 1989-June 1990
Professor of Environmental Organic Chemistry & Senior Research Scientist
Department of Civil and Environmental Engineering & Great Lakes Institute, University of Windsor (U of W)
Delivered Graduate Courses on Organic Chemistry and Mass Spectrometry as well as Carried out and
Guided Environmental and Analytical Chemistry Research Work Using High Resolution Mass Spectrometric
Instruments Coupled with GC, LC and ICP together with MALDI-TOF MS.
October 1983-June 1989
Associate Professor of Environmental Organic Chemistry
Faculty of Agriculture, Department of Soil Science & Pesticide Research Laboratory, University of Manitoba
(U of M)
Delivered Graduate Courses on Organic Chemistry and Mass Spectrometry as well as Carried out and
Guided and Supervised Graduate Students Performing Environmental and Analytical Chemistry Research
Work Using High Resolution Mass Spectrometric Instruments Coupled with GC and LC.
February 1979-September 1983
Research Scientist in Environmental Organic Chemistry
Laboratory of Environmental & Toxicological Chemistry, University of Amsterdam (U of A)
Carried out and Guided and Supervised Graduate Students Performing Environmental and Analytical
Chemistry Research Work Using High & Low Resolution Mass Spectrometric Instruments Coupled with GC
and LC.
February 1978-January 1979
Research Scientist in Environmental Organic Chemistry
Shell Research, Koninklijk Shell Laboratorium Amstedam (KSLA), Amsterdam, The Netherlands
Carried out Environmental and Analytical Chemistry Research Work Using High & Low Resolution Mass
Spectrometric Instruments Coupled with GC and LC.
August 1971-May 1972
Lecturer in Chemistry
Islamia College, Quetta, Pakistan
Delivered Undergraduate Courses on General Chemistry
TEACHING EXPERIENCE
Gained about 31 years' experience for lecturing to undergraduate and graduate students covering courses
on Environmental Chemistry, Pesticide Chemistry, Mechanistic Organic Chemistry, Organic Photochemistry,
Organic Thermochemistry and Soil Humic Substances Chemistry along with Applied Calculus and Modern
Physics at IUSOM (2005-to present), XUSOM (2004-2005), and the U of A (1978-1983) as well as at the U of
M (1983-1989) and the U of W (1989-1990). In addition, obtained more than 1 year’s experience for
teaching Organic Chemistry and Physical Chemistry at Islamia College (Degree College) (1971-1972),
Quetta, Pakistan.
ACADEMIC ADMINISTRATION EXPERIENCE
Achieved about 17 year’s experience for working as the President (2005-to present) of IUSOM in Bonaire.
As President at IUSOM, prepared entire Curriculums for PreMedical Program and for Doctor of Medicine (M.
D.) Degree. Also acquired about 1 year’s experience as the Guide (2004-2005) of PreMedical Studies at
XUSOM, Bonaire. At XUSOM, provided leadership and guidance for setting up new PreMed Courses
covering General Chemistry, Organic Chemistry, Biochemistry, Mathematics and Physics. In addition,
obtained a total of 6 years’ experience for working as the Acting Director (1985-1986) along with as the
Associate Director (1983-1985 and 1986-1989) of the Pesticide Research Laboratory (PRL) at the
Department of Soil Science, U of M in Manitoba, Canada. Administered the PRL and performed a leadership
role by providing supervision and guidance to the Undergraduate and Graduate Students and to other
Technical and Office Staff.
SECRETARIAL EXPERIENCE
Obtained 3 years’ experience for acting as a Secretary of the Departmental Council at the Department of
Soil Science, University of Manitoba (1986-1989) in Manitoba, Canada. As a secretary, prepared and
circulated the “Minutes of the Monthly Meetings” of the Departmental Council.
MANAGEMENT, CONSULTING, HUMAN RESOURCES AND ACCOUNTING & FINANCING EXPERIENCE
In possession of 31 years’ experience for Management, Environmental Chemistry Consulting, Human
Resources and Accounting & Financing successfully gained at IUSOM, Bonaire (2005-to present), at
XUSOM, Bonaire (2004-2005), at GET R&D International Inc., ON, Canada (1990-1995); at GMT R&D
Laboratoria, B.V., The Netherlands (1995-2002); and at GET R&D Laboratories Inc., BC, Canada (2003-
2004).
EDUCATION
1979-1983
Doctoraat (“Promotie” with Dr. title) (Doctor of Science (D.Sc.) Degree)
University of Amsterdam (U of A), The Netherlands
Subjects were Environmental Chemistry & Mechanistic Organic Chemistry covering Photochemistry &
Thermochemistry of Organo Halogen Compounds and Humic Substances.
To view Traditional DUTCH CEREMONIES OF AWARD OF DOCTOR OF SCIENCE (D.Sc.) Degree to Dr.
Choudhry by the University of Amsterdam, click here.
1972-1977
Doktoraal (“Doctorandus” with Drs. title)
University of Amsterdam(U of A), The Netherlands
Subjects were Environmental Chemistry, Mechanistic Organic Chemistry, Physical Organic Chemistry,
Organic Photochemistry, Aromatic Substitution Reactions, Synthetic Bioorganic Chemistry and Physical
Chemistry (Magnetic Resonance covering Electron Spin Resonance).
1968-1970
M.Sc.
Institute of Chemistry, University of Punjab (U of Pb), Lahore, Pakistan
Subjects were Mechanistic Organic Chemistry, Physical Organic Chemistry, Synthetic Organic Chemistry
Physical Chemistry, High Polymer Chemistry, Nuclear & Radiation Chemistry, Inorganic Chemistry and
Mathematics (Calculus).
1966-1968
B.Sc.
Murray College Sialkot; the Degree was awarded by the University of Punjab (U of Pb), Lahore, Pakistan
Subjects were Physics, Chemistry, English and Persian.
1964-1966
F.Sc.
Murray College Sialkot; the diploma was awarded by the Board of Intermediate & Secondary Education,
Lahore, Pakistan
Subjects were Physics, Chemistry, Mathematics, English and Urdu.
DISSERTATION TITLES AND ADVISORS AT THE UNIVERSITY OF AMSTERDAM
Four Years Laboratory Research Work for Doctoraat (“Promotie” with Dr. title) (D.Sc.) (1979-1983):
Photochemistry of Chlorinated Benzene Derivatives, Dibenzofurans and Dibenzo-p-dioxins
To view its Digital / Electronic Version on-line at the Website of the University of Amsterdam, click here
Research Advisor: Professor Dr. Otto Hutzinger
One Year Laboratory Research Work for the Major Subject During Doktoraal (“Doctorandus” with
Drs. title) (Ph.D.) (1976-1977):
Photochemistry of Polychlorinated Diphenyl Ethers
Research Advisor: Professor Dr. Otto Hutzinger
Half Year Laboratory Research Work for the Semi Major Subject During Doktoraal (“Doctorandus”
with Drs. title) (1975) (Ph.D.):
Syntheses of Camptothecin Derivatives
Research Advisor: Professor Dr. U.K. Pandit
TALENT SCHOLARSHIPS AND AWARDS
RESEARCH GRANTS
At the University of Manitoba, Canada, held nine research grants, namely, operating, strategic, equipment,
etc., in the amount of $ 240.231,00 per annum, granted by the NSERC, Agriculture Canada and other
granting agencies.
RESEARCH LEADERSHIP
Research leader of several international Ph.D. & M.Sc. students and research scientists as well as visiting
professors at the University of Manitoba, Canada.
COMPILING AND TESTING OF PROTOCOL GUIDELINES
In 1984, compiled and tested Protocol Guidelines for the Investigations of Photochemical Fate of Pesticides
in Water, Air and Soils for the Canadian Federal Ministry of Environment.
INVITED PAPERS PRESENTED AT THE INTERNATIONAL CONFERENCES
To-date, presented invited papers in about 37 International Conferences held in North America and Europe.
PUBLICATIONS
Number of Books Published = 5
Number of Research Articles and Other Publications = 119
VOLUNTARY WORK
LIST OF PUBLICATIONS OF DR. GHULAM G. CHOUDHRY
I. BOOKS PUBLISHED
1. G.R.B. Webster, G.G. Choudhry, E. Marian and M. Frei (Eds.): Proceedings of the First Soil Residue
Analysis Workshop. Part 2. Gordon and Breach Science Publishers, New York, USA, pp. 107 (1990).
2. G.R.B. Webster, G.G. Choudhry, E. Marian and M. Frei (Eds.): Proceedings of the First Soil Residue
Analysis Workshop. Part 1. Gordon and Breach Science Publishers, New York, USA, pp. 99 (1990).
3. G.G. Choudhry: Humic Substances: Structural, Photophysical, Photochemical, and Free Radical
Aspects and Interactions with Environmental Chemicals. Gordon and Breach Science Publishers, New York,
USA, pp. 185 (1984).
4. G.G. Choudhry: Environmentally Significant Photochemistry of Chlorinated Benzene Derivatives,
Dibenzofurans and Dibenzo-p-Dioxins. A1-A2 Offset Drukkerij, Amsterdam, The Netherlands, pp. 174
(1983).
5. G.G. Choudhry and O. Hutzinger: Mechanistic Aspects of the Thermal Formation of Halogenated
Organic Compounds Including Polychlorinated Dibenzo-p-Dioxins. Gordon and Breach Science Publishers,
New York, USA, pp. 195 (1983).
II. FULL JOURNAL PAPERS PUBLISHED
6. J. Kochany and G.G. Choudhry: Photochemistry of halogenated benzene derivatives. Part XII.
Effects of sodium nitrite on the environmental phototransformations of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide in water: The photoincorporation of nitrite ions into bromoxynil. Toxicol.
Environ. Chem. 27, 225-239 (1990).
7. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental photolytic fate of the herbicide
bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) in aquatic systems containing soil fulvic acids. Internat. J.
Environ. Anal. Chem. 39, 59-74 (1990).
8. J. Kochany, G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. Part X. Effects of sodium chloride on the environmental aquatic photodegradation of bromoxynil
(3,5-dibromo-4-hydroxybenzonitrile) herbicide: The photoincorporation of chloride ions into bromoxynil.
Arch. Environ. Contam. Toxicol. 19, 325-331 (1990).
9. J. Kochany, G.G. Choudhry and G.R.B. Webster: Soil organic matter chemistry. Part 2. Effects of
fulvic acids on the environmental photodecomposition of bromoxynil (3,5-dibromo-4-hydroxybenzonitrile)
herbicide in water. Sci. Total Environ. 92, 181-198 (1990).
10. J. Kochany, G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. Part IX. Environmental aquatic phototransformation of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide. Pesticide Sci. 28, 69-81 (1990).
11. G.G. Choudhry, M. Foga, G.R.B. Webster, D.C.G. Muir, and K. Friesen: Photochemistry of
halogenated benzene derivatives. Part XI. Quantum yields of the direct phototransformation of 1,2,4,7,8-
penta- and 1,2,3,4,7,8-hexachlorodibenzofuran in aqueous acetonitrile and their sunlight half lives. Toxicol.
Environ. Chem. 26, 181-195 (1990).
12. G.G. Choudhry and G.R.B. Webster: Soil organic matter chemistry. Part 1. Characterization of
several humic preparations by proton and carbon-13 nuclear magnetic resonance spectroscopy. Toxicol.
Environ. Chem. 23, 227-242 (1989).
13. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of PCDDs. Part. 2. Quantum
yields of the direct phototransformation of 1,2,3,7-tetra-, 1,3,6,8-tetra-, 1,2,3,4,6,7,8-hepta-, and
1,2,3,4,6,7,8,9-octachlorodibenzo-p-dioxin in aqueous acetonitrile and their sunlight half lives. J. Agric.
Food Chem. 37, 254-261 (1989).
14. G.R.B. Webster, M.R. Servos, G.G. Choudhry, L.P. Sarna and D.G. Muir: Methods for dissolving
hydrophobic compounds in water: Interactions with dissolved organic matter. Adv. Chem. Ser. 219, 251-
262 (1989).
15. G.G. Choudhry, N.J. Graham and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. Studies Environ. Sci. 34, 377-385
(1988).
16. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmental aquatic photochemistry of
chlorinated aromatic pollutants (CAPs). Toxicol. Environ. Chem. 17, 267-285 (1988).
17. L. Marcheterre, G.G. Choudhry, and G.R.B. Webster: Environmental photochemistry of herbicides.
Rev. Environ. Contam. Toxicol. 103, 61-126 (1988).
18. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of polychlorophenols (PCPs).
NATO ASI Ser. 237, 621-622 (1988).
19. G.G. Choudhry, N. Graham and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. VIII. Photoformation of 2-methyl-4,5,6,7-tetrachlorobenzoxazole from pentachlorophenol in
water-acetonitrile. Can. J. Chem. 65, 2223-2233 (1987).
20. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. Chemosphere 16, 495-
505 (1987).
21. G.G. Choudhry and G.R.B. Webster. Environmental photochemistry of polychlorinated
dibenzofurans (PCDFs) and dibenzo-p-dioxins (PCDDs): A review. Toxicol. Environ. Chem. 14, 43-60
(1987).
22. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmentally significant photochemistry of
chlorinated benzenes and their derivatives in aquatic systems. Toxicol. Environ. Chem. 13, 27-83 (1986).
23. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Photochemistry of
halogenated benzene derivatives. VII. Photoincorporations of polychlorobenzenes with humic model
monomers in aqueous acetonitrile solutions. Environ. Toxicol. Chem. 5, 625-635 (1986).
24. G.G. Choudhry and G.R.B. Webster. Photochemical quantum yields and sunlight half lives of
polychlorodibenzo-p-dioxins in aquatic systems. Chemosphere 15, 1935-1940 (1986).
25. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzofurans and dioxins during combustion, electrical equipment fires and PCB incineration. Environ.
Health Perspectives 60, 3-9 (1985).
26. G.G. Choudhry and G.R.B. Webster: Quantum yields for the photodecomposition of polychlorinated
dibenzo-p-dioxins (PCDDs) in water acetonitrile mixture. Chemosphere 14, 893-896 (1985).
27. G.G. Choudhry and G.R.B. Webster: Protocol guidelines for the investigations of photochemical
fate of pesticides in water, air, and soils. Residue Rev. 96, 79-136 (1985).
28. G.G. Choudhry, F.W.M. van der Wielen, G.R.B. Webster, and O. Hutzinger: Photochemistry of
halogenated benzene derivatives. VI. Photodegradation of tetra- and pentachlorophenols in aqueous
acetonitrile. Can. J. Chem. 63, 469-475 (1985).
29. G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene derivatives. V.
Photolytic reductive dechlorination and isomerization of tetrachlorobenzenes in acetonitrile water mixtures.
Toxicol. Environ. Chem. 9, 291-308 (1985).
30. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of PCDDs. Part 1. Kinetics
and quantum yields of the photodegradation of 1,2,3,4,7-penta- and 1,2,3,4,7,8-hexachlorodibenzo-p-dioxin
in aqueous acetonitrile. Chemosphere 14, 9-26 (1985).
31. G.G. Choudhry: Photophysical and photochemical properties of soil and aquatic humic materials.
Residue Rev. 92, 59-112 (1984).
32. G.G. Choudhry and O. Hutzinger: (Photochemistry of halogenated benzene derivatives. III).
Acetone sensitized and non-sensitized photolyses of tetra-, penta-, and hexachlorobenzenes in acetonitrile
water mixtures: Photoisomerization and formation of several products including polychlorobiphenyls
(PCBs). Environ. Sci. Technol. 18, 235-241 (1984).
33. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: (Photochemistry of halogenated benzene
derivatives. IV). Formation of polychlorodibenzofurans (PCDFs) by the photolyses of polychlorobenzenes
(PCBzs) in aqueous acetonitrile containing phenols. Chemosphere 12, 487-492 (1983).
34. G.G. Choudhry: Humic substances. Part IV: Interactions with environmental chemicals (Excluding
sorptive interactions). Toxicol. Environ. Chem. 6, 231-257 (1983).
35. G.G. Choudhry: Humic substances. Part III: Sorptive interactions with environmental chemicals.
Toxicol. Environ. Chem. 6, 127-171 (1983).
36. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Photochemistry of halogenated benzene
derivatives. II. Photoreactions of a-substituted p-chlorotoluenes. J.C.S. Perkin I, 2957-2961 (1982).
37. G.G. Choudhry and O. Hutzinger: Photochemical formation and degradation of polychlorinated
dibenzofurans and dibenzo-p-dioxins. Residue Rev. 84, 113-161 (1982).
38. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part V: Hypotheses and summary.
Toxicol. Environ. Chem. 5, 295-309 (1982).
39. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part IV: Incorporation of inorganic chlorine
into organic matter and thermochemical aromatizations. Toxicol. Environ. Chem. 5, 277-293 (1982).
40. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part III. Thermodegradation of
organometallics and polymers. Toxicol. Environ. Chem. 5, 97-151 (1982).
41. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part II: Thermochemical generation and
destruction of dibenzofurnas and dibenzo-p-dioxins. Toxicol. Environ. Chem. 5, 67-93 (1982).
42. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part I: Theoretical background and
thermochemical decompositions of monomeric aliphatics and aromatics. Toxicol. Environ. Chem. 5, 1-65
(1982).
43. G.G. Choudhry: Humic substances. Part II. Photophysical, photochemical and free radical
characteristics. Toxicol. Environ. Chem. 4, 261-295 (1981).
44. G.G. Choudhry: Humic substances. Part I. Structural aspects. Toxicol. Environ. Chem. 4, 209-260
(1981).
45. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Photochemistry of halogenated benzene
derivatives. I. Trichlorobenzenes: Reductive dechlorination, isomerization and formation of
polychlorobiphenyls. Tetrahedron Letters, No. 22, 2059-2062 (1979).
46. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Mechanisms in sensitized photochemistry of
environmental chemicals. Toxicol. Environ. Chem. 2, 259-302 (1979).
47. G.G. Choudhry, G. Sundstrom, L.O. Ruzo, and O. Hutzinger: Photochemistry of chlorinated
diphenyl ethers. J. Agric. Food Chem. 25, 1371-1376 (1977).
48. G.G. Choudhry, G. Sundstrom, F.W.M. van der Wielen, and O. Hutzinger: Synthesis of chlorinated
dibenzofurans by photolysis of chlorinated diphenyl ethers in acetone solution. Chemosphere 6, 327-332
(1977).
49. H.G.M. Walraven, G.G. Choudhry, and U.K. Pandit: Synthesis of 1,5- and 1,7-naphthyridin 4(1H)
ones. Recueil (J. Roy. Netherlands Chem. Soc.) 95, 220-224 (1976).
III. CHAPTERS PUBLISHED IN BOOKS
50. G.G. Choudhry and G.R.B. Webster: Quantum yields of polychlorodibenzo-p-dioxins (PCDDs) in
water acetonitrile mixtures and their environmental phototransformation rates. In "Photochemistry of
Environmental Aquatic Systems" (Eds. R.G. Zikka and W.J. Cooper). ACS Sympos. Ser., Vol. 327, pp.61-74,
(1987).
51. G.G. Choudhry: Humic Substances: Structural aspects, and photophysical, photochemical, and
free radical characteristics. In "The Handbook of Environmental Chemistry" (Ed. O. Hutzinger). Vol. 1/Part
C, pp.1-24, Springer Verlag, New York, (1984).
52. G.G. Choudhry, K. Ollie, and O. Hutzinger: Mechanisms in the thermal formation of chlorinated
organic compounds including polychlorinated dibenzo-p-dioxins. Pergamon Ser. Environ. Sci. 5, 275 (1982).
53. G.G. Choudhry: Interactions of humic substances with environmental chemicals. In "The Handbook
of Environmental Chemistry" (Ed. O. Hutzinger). Vol. 2/Part B, pp. 103-128, Springer Verlag, New York,
(1982).
IV. PAPERS PUBLISHED IN SYMPOSIUM PROCEEDINGS
54. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental phototransformation of the
herbicide bromoxynil (3,5-dibromo-4-ydroxybenzonitrile) in aqueous systems containing sodium chloride.
"Proceedings of the Seventh International Conference on Chemistry for Protection of the Environment",
Lublin, Poland, September 4-7, 1989: Eds. L. Pawlowski, W.J. Lacy, and A. Verdier, Plenum Press, New
York, (1992).
55. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental aquatic photolytic fate of
bromoxynil in the absence and presence of soil fulvic acids. "Proceedings of 1st Soil Residue Analysis
Workshop. Part 1", Winnipeg, Manitoba, Canada, August 8-10, 1988; Eds. G.R.B. Webster, G.G. Choudhry,
E. Merian and M. Frei, Gordon and Breach Science Publishers, New York, pp. 59-74 (1990).
56. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry: Persistence of the herbicides
trifluralin and triallate on artificially eroded soils. "Proceedings of the 32nd Annual Man. Soc. Soil Sci.
Meet.", Winnipeg, Manitoba, Canada, Jan. 4-5, 1989; Eds. T.B. Goh et al., Manitoba Department of
Agriculture, Winnipeg, pp. 210-219 (1990).
57. G.R.B. Webster, L.P. Sarna, G.G. Choudhry, M.R. Servos, and D.C.G. Muir: Methods for dissolving
hydrophobics for studies of solution interaction with dissolved organic matter. "Proceedings of the
Symposium on Influence of Aquatic Humic Substances on Fate and Treatment of Pollutants", Eds. I.H. Suffet
and P. MacCarthy, Div. Environ. Chem. of the Amer. Chem. Soc., 193rd ACS Nat. Meet., Denver, Colorado,
U.S.A. Apr. 5-10, 1987, pp. 251-262 (1989).
58. G.G. Choudhry and G.R.B. Webster: Abiotic interactions of soil humic substances with pesticides
and related chemicals. "Proceedings of the 31st Annual Man. Soc. Soil Sci. Meet.", Winnipeg, Manitoba,
Canada, Jan. 5-6, 1988; Eds. K.S. McGill et al., Manitoba Department of Agriculture, Winnipeg, pp. 166-182
(1988).
59. G.G. Choudhry, C.M. Cho, T.B. Goh, C.F. Shaykewich and G.R.B. Webster: The role of soil organic
matter in reducing soil erosion and enhancing soil fertility. "Proceedings of the 31st Annual Man. Soc. Soil
Sci. Meet.", Winnipeg, Manitoba, Canada, Jan. 5-6, 1988; Eds. K.S. McGill et al., Manitoba Department of
Agriculture, Winnipeg, pp. 102-116 (1988).
60. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. "Proceedings of Sixth International
Conference on Chemistry for Protection of the Environment", Torino, Italy, September 15-18, 1987; Eds. C.
Sarzanini et al., Elsevier Publ. Co. Amsterdam, pp. 377-385 (1988).
61. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols.
"Proceedings of NATO-ASI Workshop on New Trends and Applications of Photocatalysis and
Photoelectrochemistry for Environment Problems", Cefalu (Palermo), Italy, September 6-18, 1987; Eds. M.
Schiavello et al. Kluwer Academic Publish., pp. 621-622 (1988).
62. G.G. Choudhry and G.R.B. Webster: Characterization of humic substances by 1H- and 13C-NMR.
In the Proceedings of the 30th Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba, Canada, Jan. 6-7,
1987; eds. J. Simons et al., Manitoba Department of Agriculture, Winnipeg, pp.142-158 (1987).
63. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. The Proceedings of the
Third International Symposium on "Environmental Pollution and its Impact on Life in the Mediterranean
Region", Istanbul, Turkey, September 1-4, 1985; Guest eds. H. Parlar et al., Pergamon Press, New York, pp.
495-505 (1987).
64. G.G. Choudhry and G.R.B. Webster: Photochemical quantum yields and sunlight half lives of
polychlorodibenzo-p dioxins in aquatic systems. In the Proceedings of the Fifth International Symposium on
"Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany, September 16-19,
1985; Guest eds. O. Hutzinger, W. Crummett, F.W. Karasek, E. Merian, G. Reggiani, M. Reissinger, and S.
Safe, Pergamon Press, New York, pp. 1935-1940 (1986).
65. G.G. Choudhry and G.R.B. Webster. Quantum yields for the photodecomposition of polychlorinated
dibenzo-p-dioxins (PCDDs) in water-acetonitrile mixture. Proceedings of the Fourth International Symposium
on "Chlorinated Dioxins and Related Compounds", Ottawa, Ontario, Canada, October 12-14, 1984; Guest
eds. M.J. Boddington, P. Barrette, D. Grant, R.J. Norstrom, J.J. Ryan and L. Whitby, Pergamon Press, New
York, pp. 893 896 (1985).
66. G.G. Choudhry and G.R.B. Webster: Guidelines for the studies of photochemical fate of pesticides
in water, air, and soil. Proceedings of 20th Annual Western Canada Pesticide Residue Analysts Workshop
& 13th Workshop Meeting on the Chemistry and Biochemistry of Herbicides", ed. T. Nowicki, Winnipeg,
Manitoba, Canada, May 7-9, 1985; pp. 78-86 (1985).
67. G.G. Choudhry and G.R.B. Webster: Quantum yields and sunlight half-lives of some
polychlorinated dibenzo-p-dioxins (PCDDs) in aquatic systems. Proceedings of 20th Annual Western
Canada Pesticide Residue Analysts Workshop & 13th Workshop Meeting on the Chemistry and Biochemistry
of Herbicides, ed. T. Nowicki, Winnipeg, Manitoba, Canada, May 7-9th, 1985, pp. 121-125 (1985).
68. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Characterization of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole formed during the photolysis of pentachlorophenol in water acetonitrile solution.
Proceedings of 20th Annual Western Canada Pesticide Residue Analyst Workshop & 13th Workshop
Meeting on the Chemistry and Biochemistry of Herbicides, ed. T. Nowicki, Winnipeg, Manitoba, Canada, May
7-9, 1985; pp. 116-118 (1985).
69. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzo-furans and -dioxins during the combustion, electrical equipment fires and PCB incineration.
Proceedings of the Conference on Potential Health Effects of PCBs and Related Persistant Halogenated
Hydrocarbons, Research Triangle Park, N.C., U.S.A., September 12-14, 1983, Environ. Health Perspectives,
Vol. 60, pp. 3-9 (1985).
70. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of chlorophenols in water
acetonitrile mixtures. Proceedings of 19th Annual Western Canada Pesticide Residue Analysts Workshop &
12th Annual Western Canada Workshop on Chemistry and Biochemistry of Herbicides", ed. N.D. Westcott,
Saskatoon, Saskatchewan, Canada, April 24-27th, 1984; pp. 9-10 (1984).
71. G.G. Choudhry and G.R.B. Webster: Interactions of humic substances with herbicide related
compounds. Proceedings of 19th Annual Western Canada Pesticide Residue Analysts Workshop & 12th
Annual Western Canada Workshop on Chemistry and Biochemistry of Herbicides, ed. N.D. Westcott,
Saskatoon, Saskatchewan, Canada; April 24-27th, 1984; pp. 11-12 (1984).
72. G.G. Choudhry, K. Olie, and O. Hutzinger: Chlorinated dibenzo-p-dioxins from incineration
processes. Proceedings of the ASME/EPA Hazardous Waste Incineration Conference, May 27-29, 1981,
Williamsburg, VA, U.S.A., pp. 39-75 (1983).
73. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolyses of polychlorobenzenes (PCBZs) in aqueous acetonitrile containing phenols.
Proceedings of the Third International Symposium on "Chlorinated Dioxins and Related Compounds",
Salzburg, Austria, October 12-14, 1982, Guest eds. O. Hutzinger, R.W. Frei, E. Merian, and G. Reggiani,
Pergamon Press, New York, pp. 487-492 (1983).
V. INVITED PAPERS AT CONFERENCES
74. G.R.B. Webster and G.G. Choudhry: The role of humic acids in the photodegradation of pesticides.
Presented at the International Workshop on "Produits Chimiques, Pesticides, Metaux et Environnement"
organized by Jacques Cartier Centre, Lyon, France, December 4-7, 1990.
75. G.G. Choudhry and J. Kochany: Effects of sodium nitrite on the environmental
phototransformations of bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) herbicide in water bodies.
Presented at the Fourth International Workshop on "QSAR in Environmental Toxicology", Veldhoeven, The
Netherlands, September 16-20, 1990.
76. G.G. Choudhry and J. Kochany: Photochemical decomposition of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide in water solutions. Presented at the XIIIth IUPAC Symposium on
"Photochemistry", Coventry, England, July 22-28, 1990.
77. G.G. Choudhry and J. Kochany: Environmental phototransformations of herbicide bromoxynil (3,5-
dibromo-4-hydroxybenzonitrile) in natural water bodies. Presented at the 33rd International Association for
Great Lakes Research (IAGLR) Conference on "Great Lakes Issues", Windsor, Canada, May 13-17, 1990.
78. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental phototransformation of the
herbicide bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) in aqueous systems containing sodium chloride.
Presented at the Seventh International Conference on "Chemistry for Protection of the Environment", Lublin,
Poland, September 4-7, 1989.
79. G.G. Choudhry, M. Foga and G.R.B. Webster: Photolytic kinetics and quantum yields of 1,2,4,7-
penta- and 1,2,3,4,7,8-hexachlorodibenzofuran in aqueous acetonitrile. Presented at the Ninth International
Symposium on "Chlorinated Dioxins and Related Compounds", Toronto, Ontario, Canada, September 17-22,
1989.
80. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry. Persistence of the herbicides
trifluralin and triallate on artificially eroded soils. Presented at the 32nd Annual Man. Soc. Soil Sci. Meet.,
Winnipeg, Manitoba, Canada, Jan. 4-5, 1989.
81. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental aquatic photolytic fate of
bromoxynil in the absence and presence of soil fulvic acids. Presented at the 1st Soil Residue Analysis
Workshop, Winnipeg, Manitoba, Canada, August 8-10, 1988.
82. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry: Persistence of the herbicides
trifuralin and triallate on artificially eroded soils. Presented at the 1st Soil Residue Analysis Workshop,
Winnipeg, Manitoba, Canada, August 8-10, 1988.
83. J. Kochany and G.G. Choudhry: Environmental aquatic photochemistry of bromoxynil. Presented at
the 23rd Annual Western Canada Pesticide Residue Analysts Workshop & 16th Workshop Meeting on the
Chemistry and Biochemistry of Herbicides, Regina, Saskatchewan, Canada, April 25-28, 1988.
84. G.G. Choudhry and G.R.B. Webster: Effects of soil organic matter on herbicides and soil
chemistry. Presented at the 23rd Annual Western Canada Pesticide Residue Analysts Workshop & 16th
Workshop Meeting on the Chemistry and Biochemistry of Herbicides, Regina, Saskatchewan, Canada, April
25-28, 1988.
85. G.G. Choudhry and G.R.B. Webster: Abiotic interactions of soil humic substances with pesticides
and related chemicals. Presented at the 31st Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba,
Canada, Jan. 5-6, 1988.
86. G.G. Choudhry, C.M. Cho, T.B. Goh, C.F. Shaykewich and G.R.B. Webster: The role of soil organic
matter in reducing soil erosion and enhancing soil fertility. Presented at the 31st Annual Man. Soc. Soil Sci.
Meet., Winnipeg, Manitoba, Canada, Jan. 5-6, 1988.
87. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. Presented at the Sixth International
Conference on "Chemistry for Protection of the Environment", Torino, Italy, September 15-18, 1987.
88. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols.
Presented at the NATO-ASI Workshop on "New Trends and Applications of Photocatalysis and
Photoelectrochemistry for Environment Problems", Cefalu (Palermo), Italy, September 6-18, 1987.
89. G.G. Choudhry and G.R.B. Webster: Nuclear magnetic resonance (NMR) spectroscopic
characterization of several preparations of humic substances. Presented at the Symposium on "Influence of
Aquatic Humic Substances on Fate and Treatment of Pollutants", Div. Environ. Chem. of the Amer. Chem.
Soc., 193rd ACS Nat. Meet., Denver, Colorado, U.S.A. Apr. 5-10, 1987.
90. G.R.B. Webster, L.P. Sarna, G.G. Choudhry, M.R. Servos, and D.C.G. Muir: Methods for dissolving
hydrophobics for studies of solution interaction with dissolved organic matter. Presented at the Symposium
on "Influence of Aquatic Humic Substances on Fate and Treatment of Pollutants", Div. Environ. Chem. of the
Amer. Chem. Soc., 193rd ACS Nat. Meet., Denver, Colorado, U.S.A. Apr. 5-10, 1987.
91. G.G. Choudhry and G.R.B. Webster: Characterization of humic substances by 1H- and 13C-NMR.
Presented at the 30th Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba, Canada, Jan. 6-7, 1987.
92. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of some tetra- through
octachlorodibenzo-p-dioxins: Quantum yields and sunlight half-lives. Presented at the Sixty-ninth Canadian
Chemical Conference, Div. Agriculture: Environment, Saskatoon, Saskatchewan, Canada, June 1-4, 1986.
93. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols
(PCPs). Presented at the Sixth International Congress of Pesticide Chemistry (IUPAC), Div. Environmental
Fate, Ottawa, Ontario, Canada, August 10-15, 1986.
94. G.G. Choudhry and G.R.B. Webster: Protocol Guidelines for the investigations of photochemical
fate of pesticides in water, air, and soils. Presented at the Sixth International Congress of Pesticide
Chemistry (IUPAC), Div. Environmental Fate, Ottawa, Ontario, Canada, August 10-15, 1986.
95. G.G. Choudhry and G.R.B. Webster: Photochemical quantum yields and sunlight half-lives of
polychlorodibenzo-p-dioxins in aquatic systems. Presented at the Fifth International Symposium on
"Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany, September 16-19,
1985.
96. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of polychlorinated
dibenzofurans (PCDFs) and dibenzo-p-dioxins (PCDDs). A review. Presented at the Fifth International
Symposium on "Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany,
September 16-19, 1985.
97. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmental aquatic photochemistry of
chlorinated aromatic pollutants (CAPs). Presented at the Third International Symposium on "Environmental
Pollution and its Impact on Life in the Mediterranean Region", Istanbul, Turkey, September 1-4, 1985.
98. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. Presented at the Third
International Symposium on "Environmental Pollution and its Impact on Life in the Mediterranean Region",
Istanbul, Turkey, September 1-4, 1985.
99. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Characterization of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole formed during the photolysis of pentachlorophenol in water acetonitrile solution.
Presented at the 13th Annual Western Canada Workshop Meeting on the Chemistry and Biochemistry of
Herbicides, Winnipeg, Manitoba, Canada, May 7-9, 1985.
100. G.G. Choudhry and G.R.B. Webster: Guidelines for the studies of photochemical fate of pesticides
in water, air, and soils. Presented at the 13th Annual Western Canada Workshop Meeting on the Chemistry
and Biochemistry of Herbicides, Winnipeg, Manitoba, Canada, May 7-9, 1985.
101. G.G. Choudhry and G.R.B. Webster: Quantum yields and sunlight half-lives of some
polychlorodibenzo-p-dioxins (PCDDs) in aquatic systems. Presented at the 13th Annual Western Canada
Workshop Meeting on the Chemistry and Biochemistry of Herbicides, Winnipeg, Manitoba, Canada, May 7-9,
1985.
102. G.G. Choudhry and G.R.B. Webster: Quantum yields of polychlorodibenzo-p-dioxins (PCDDs) in
water acetonitrile mixtures and their environmental phototransformation rates. Presented at the symposium
on "Aquatic Photochemistry", Div. Geochem. and Div. Environ. Chem. of the Amer. Chem. Soc., 189th ACS
Nat. Meet., Miami Beach, Florida, U.S.A., April 28 - May 3, 1985.
103. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: A review of the environmentally significant
photochemistry of chlorinated benzenes and their derivatives in aquatic systems. Presented at the
Symposium on "Aquatic Photochemistry", Div. Geochem. and Div. Environ. Chem. of the Amer. Chem. Soc.,
189th ACS Nat. Meet., Miami Beach, Florida, U.S.A. April 28 - May 3, 1985.
104. G.G. Choudhry and G.R.B. Webster: Quantum yields of the photodecomposition of
polychlorodibenzo-p-dioxins (PCDDs) in water-acetonitrile mixture. Presented at the Fourth International
Symposium on "Chlorinated Dioxins and Related Compounds", Ottawa, Ontario, Canada, October 16-18,
1984.
105. G.G. Choudhry and G.R.B. Webster: Environmentally significant photochemistry of tetra- and
pentachlorophenols in water acetonitrile mixtures. Presented at the 12th Annual Western Canada
Workshop on the Chemistry and Biochemistry of Herbicides, Saskatoon, Saskatchewan, Canada, April 24 -
25, 1984.
106. G.G. Choudhry and G.R.B. Webster: Interactions of humic substances with herbicide related
compounds. Presented at the 12th Workshop on the Chemistry and Biochemistry of Herbicides, Saskatoon,
Saskatchewan, Canada, April 24-25, 1984.
107. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzofurans and dioxins during combustion, electrical equipment fires and PCB incineration. Presented at
the Conference on Potential Health Effects of PCBs and Related Persistent Halogenated Hydrocarbons,
Research Triangle Park, N.C., U.S.A., September 12-14, 1983.
108. G.G. Choudhry: Photophysical and photochemical properties of freshwater humic materials.
Presented at the NATO ARI workshop on "Photochemistry of Natural Waters", held at WHOI, Woods Hole,
MASS, U.S.A., September 12-16, 1983.
109. G.G. Choudhry, K. Olie, and O. Hutzinger: Chlorinated dibenzo-p-dioxins from incineration
processes. Presented at the ASME/EPA Hazardous Waste Incineration Conference, Williamsburg, VA, U.S.
A., May 27-29, 1981.
110. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanism in the thermal formation of chlorinated
organic compounds including polychlorinated dibenzo-p-dioxins. Presented at the Workshop on
"Chlorinated Dioxins and Related Compounds: Impact on the Environment", held at the Instituto Superiore di
Senita, Rome, Italy, October 22-24, 1980.
VI. COMMUNICATIONS PRESENTED AT CONFERENCES
111. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolysis of polychlorobenzenes (PCBzs) in aqueous acetonitrile containing phenols.
Presented at NATO ARI Workshop on "Photochemistry of Natural Waters", held at WHOI, Woods Hole,
MASS, U.S.A., September 12-16, 1983.
112. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanisms in the thermal formation of polychlorinated
dibenzo-p-dioxins (PCDDs) and related compounds. Presented at the Third International Symposium on
"Chlorinated Dioxins and Related Compounds" held at Salzburg, Austria, October 12-14, 1982.
113. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolyses of polychlorobenzenes (PCBzs) in aqueous acetonitrile containing phenols.
Presented at the Third International Symposium on "Chlorinated Dioxins and Related Compounds" held at
Salzburg, Austria, October 12-14, 1982.
114. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanisms in the thermal formation of polychlorinated
dibenzo-p-dioxins (PCDDs) and related compounds. Presented at the 12th Annual symposium on "The
Analytical Chemistry of Pollutants", held at Amsterdam, April 14-16, 1982.
VII. TECHNICAL REPORTS PREPARED FOR THE MINISTRY OF ENVIRONMENT, CANADA
115. G.G. Choudhry and G.R.B. Webster: Protocol Guidelines for the Investigation of Photochemical
Fate of Pesticides in Water, Air, and Soils. A report prepared for the Department of Environment, Ottawa,
Canada; DSS File No. 24 ST. KN107 4 4379; pp. 9, (1985).
116. G.G. Choudhry and G.R.B. Webster: "Support Document" for the Protocol Guidelines for the
Investigations of Photochemical Fate of Pesticides in Water, Air, and Soils. A report prepared for the
Department of Environment, Ottawa, Canada; DSS File No. 24 ST. KN107 4 4379; pp. 92, (1985).
117. G.R.B. Webster, L.P. Sarna, and G.G. Choudhry: Availability and bioconcentration of
polychlorinated dibenzo-p-dioxins associated with sediment organic matter. Final Report, Year 3, Canadian
Wildlife Service, OSU 82 00277, pp. 49 (1985).
VIII. INTERVIEWS GIVEN TO POPULAR PRESS IN THE NORTH AMERICA
118. G.G. Choudhry: GET R & D Environmental Testing Laboratories: Unique Environmental
Laboratories. A radio interview broadcasted by the CBC Radio in its CBC Radio Noon Hour Program, June
7, 1993; Interviewer, Joane Veronica.
119. G.G. Choudhry: GET R & D International Inc.: Environmental Testing Laboratories. An interview
published in the Universal News, May 7, 1993; Interviewer, A. Khan.
120. G.G. Choudhry: GET R & D International Inc.: Ghaus Environmental and Toxicological Research
and Development International. An interview published in the Tecumseh Tribune, Friday, April 16, 1993;
Interviewer, Julie Lesperance.
121. G.G. Choudhry: Pesticides in the environment. An interview published in the Manitoba Co-
operator, Vol. 44, No. 50, p. 39, July 23, 1987; Interviewer, Kate Harrison.
122. G.G. Choudhry: Researcher watches effect of sunlight on pesticides. An interview published in
Univ. Manitoba Bulletin, Vol. 24, No. 19, p. 16, June 1, 1987; Interviewer, Kate Harrison.
123. G.G. Choudhry: The photochemical fate of pesticides. A radio interview circulated to all radio
stations in rural Manitoba, February 27, 1987; Interviewer, Catherine Evenson.
124. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: A review of the environmentally significant
photochemistry of chlorinated benzenes and their derivatives in aquatic systems. A paper selected for
showing to the popular press during the symposium on "Aquatic Photochemistry" at the 189th American
Chemical Society (ACS) Nat. Meet. held in Miami, April 28 – May 3, 1985.
IX. NOVELS PUBLISHED
125. G.G. Choudhry: Victim of Shock and Awe: A Novel. Publishers: IUSOM International Medical
Consultant Inc., Bonaire, Dutch Caribbean (Formerly Netherlands Antilles), pp. 284 (2011).
________________________________________________
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Copyright © 2005 - 2505 The Trustees of International University School of
Medicine
at IUSOM Sialkot Branch Campus
CURRICULUM VITAE (C.V.)
Prof. Dr. Ghulam Ghaus Choudhry, Ph.D., D.Sc.
ADDRESS
Kralendijk
Bonaire
Caribbean Netherlands, The Netherlands, European Union (EU)
E.-Mail: ghulam.choudhry@InternationalUniversity-SchoolOfMedicine.org
RESEARCH WORK EXPERIENCE
September 2005-to present
President & Professor of Mechanistic Organic Chemistry and Proteomics &
Genomics Mass Spectrometry
International University School of Medicine (IUSOM), Bonaire, Caribbean Netherlands, The Netherlands,
European Union (EU)
Performing Daily Duties of a President and to Deliver a Graduate Course on Mechanistic Organic Chemistry
and Proteomics & Genomics Mass Spectrometry Focusing on High Resolution Mass Spectrometric
Techniques Coupled with GC and LC including MALDI-TOF/TOF MS. Moreover, at IUSOM, Prepared Entire
Curriculums for the PreMedical Program and Doctor of Medicine (M.D.) Degree to be Offered by this
University.
September 2005-to present
Managing Director & Environmental Chemical Pollution and Health Consultant
IUSOM International Medical Consultant Inc., Bonaire, Caribbean Netherlands, The Netherlands, European
Union (EU)
Performing Daily Duties of a Managing Director and Providing Consulting Services on Mechanistic Organic
Chemistry and Proteomics & Genomics Mass Spectrometric Problems as well as Providing Expert Advice on
Environmental Chemical Pollution and Health Issues.
September 2004-August 2005
Professor of Organic Chemistry and Proteomics & Genomics Mass Spectrometry
Xavier University School of Medicine (XUSOM), Bonaire, Caribbean Netherlands, The Netherlands,
European Union (EU)
Delivered a Graduate Course on Proteomics & Genomics Mass Spectrometry Focusing on: High Resolution
Mass Spectrometric Techniques Coupled with GC and LC including MALDI-TOF/TOF MS. Moreover, at
XUSOM, Constructed Manually, More Than 20,000 State-Of-The-Art Microsoft PowerPoint Slides on the
Subject Matter Covered in General Chemistry: Principals and Modern Applications (8th ed., 2002, by Ralph
H. Petrucci, William S. Harwood and F. Geoffrey Herrinf), Organic Chemistry (8th ed., 2004, by T.W. Graham
Solomons and Craig B. Fryhle), Calculus: Early Transcendentals (5th ed., 2003, by James Stewart) and
University Physics: With Modern Physics (11th ed., 2004, by Hugh D. Young and Roger A. Freedman);
Being Utilized by me as a Professor for Teaching Undergraduate and Graduate Courses on General
Chemistry, Mechanistic Organic Chemistry, Applied Calculus and Modern Physics, Respectively.
January 2003-July 2004
President & Senior Research Scientist & Environmental Consultant
GET R & D Laboratories Inc, Kamloops, B.C., Canada
Carried out Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Equipments Coupled with GC, LC and ICP along with MALDI-TOF/TOF MS, Laboratory
Management and Consulting Work.
January 1996-December 20002
President & Senior Research Scientist & Environmental Consultant
GMT R & D Laboratoria BV, Nijmegen, The Netherlands
Conducted Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Equipments Coupled with GC, LC and ICP together with MALDI-TOF MS, Laboratory
Management and Consulting Work.
July 1990-December 1995
President & Senior Research Scientist & Environmental Consultant
GET R & D International Inc. (in Tilbury) & its Environmental Testing Laboratories (in Windsor), Ontario,
Canada
Performed Environmental and Analytical Chemistry Research Work Using High Resolution Mass
Spectrometric Instruments Coupled with GC, LC and ICP together with MALDI-TOF MS, Laboratory
Management and Consulting Work.
July 1989-June 1990
Professor of Environmental Organic Chemistry & Senior Research Scientist
Department of Civil and Environmental Engineering & Great Lakes Institute, University of Windsor (U of W)
Delivered Graduate Courses on Organic Chemistry and Mass Spectrometry as well as Carried out and
Guided Environmental and Analytical Chemistry Research Work Using High Resolution Mass Spectrometric
Instruments Coupled with GC, LC and ICP together with MALDI-TOF MS.
October 1983-June 1989
Associate Professor of Environmental Organic Chemistry
Faculty of Agriculture, Department of Soil Science & Pesticide Research Laboratory, University of Manitoba
(U of M)
Delivered Graduate Courses on Organic Chemistry and Mass Spectrometry as well as Carried out and
Guided and Supervised Graduate Students Performing Environmental and Analytical Chemistry Research
Work Using High Resolution Mass Spectrometric Instruments Coupled with GC and LC.
February 1979-September 1983
Research Scientist in Environmental Organic Chemistry
Laboratory of Environmental & Toxicological Chemistry, University of Amsterdam (U of A)
Carried out and Guided and Supervised Graduate Students Performing Environmental and Analytical
Chemistry Research Work Using High & Low Resolution Mass Spectrometric Instruments Coupled with GC
and LC.
February 1978-January 1979
Research Scientist in Environmental Organic Chemistry
Shell Research, Koninklijk Shell Laboratorium Amstedam (KSLA), Amsterdam, The Netherlands
Carried out Environmental and Analytical Chemistry Research Work Using High & Low Resolution Mass
Spectrometric Instruments Coupled with GC and LC.
August 1971-May 1972
Lecturer in Chemistry
Islamia College, Quetta, Pakistan
Delivered Undergraduate Courses on General Chemistry
TEACHING EXPERIENCE
Gained about 31 years' experience for lecturing to undergraduate and graduate students covering courses
on Environmental Chemistry, Pesticide Chemistry, Mechanistic Organic Chemistry, Organic Photochemistry,
Organic Thermochemistry and Soil Humic Substances Chemistry along with Applied Calculus and Modern
Physics at IUSOM (2005-to present), XUSOM (2004-2005), and the U of A (1978-1983) as well as at the U of
M (1983-1989) and the U of W (1989-1990). In addition, obtained more than 1 year’s experience for
teaching Organic Chemistry and Physical Chemistry at Islamia College (Degree College) (1971-1972),
Quetta, Pakistan.
ACADEMIC ADMINISTRATION EXPERIENCE
Achieved about 17 year’s experience for working as the President (2005-to present) of IUSOM in Bonaire.
As President at IUSOM, prepared entire Curriculums for PreMedical Program and for Doctor of Medicine (M.
D.) Degree. Also acquired about 1 year’s experience as the Guide (2004-2005) of PreMedical Studies at
XUSOM, Bonaire. At XUSOM, provided leadership and guidance for setting up new PreMed Courses
covering General Chemistry, Organic Chemistry, Biochemistry, Mathematics and Physics. In addition,
obtained a total of 6 years’ experience for working as the Acting Director (1985-1986) along with as the
Associate Director (1983-1985 and 1986-1989) of the Pesticide Research Laboratory (PRL) at the
Department of Soil Science, U of M in Manitoba, Canada. Administered the PRL and performed a leadership
role by providing supervision and guidance to the Undergraduate and Graduate Students and to other
Technical and Office Staff.
SECRETARIAL EXPERIENCE
Obtained 3 years’ experience for acting as a Secretary of the Departmental Council at the Department of
Soil Science, University of Manitoba (1986-1989) in Manitoba, Canada. As a secretary, prepared and
circulated the “Minutes of the Monthly Meetings” of the Departmental Council.
MANAGEMENT, CONSULTING, HUMAN RESOURCES AND ACCOUNTING & FINANCING EXPERIENCE
In possession of 31 years’ experience for Management, Environmental Chemistry Consulting, Human
Resources and Accounting & Financing successfully gained at IUSOM, Bonaire (2005-to present), at
XUSOM, Bonaire (2004-2005), at GET R&D International Inc., ON, Canada (1990-1995); at GMT R&D
Laboratoria, B.V., The Netherlands (1995-2002); and at GET R&D Laboratories Inc., BC, Canada (2003-
2004).
EDUCATION
1979-1983
Doctoraat (“Promotie” with Dr. title) (Doctor of Science (D.Sc.) Degree)
University of Amsterdam (U of A), The Netherlands
Subjects were Environmental Chemistry & Mechanistic Organic Chemistry covering Photochemistry &
Thermochemistry of Organo Halogen Compounds and Humic Substances.
To view Traditional DUTCH CEREMONIES OF AWARD OF DOCTOR OF SCIENCE (D.Sc.) Degree to Dr.
Choudhry by the University of Amsterdam, click here.
1972-1977
Doktoraal (“Doctorandus” with Drs. title)
University of Amsterdam(U of A), The Netherlands
Subjects were Environmental Chemistry, Mechanistic Organic Chemistry, Physical Organic Chemistry,
Organic Photochemistry, Aromatic Substitution Reactions, Synthetic Bioorganic Chemistry and Physical
Chemistry (Magnetic Resonance covering Electron Spin Resonance).
1968-1970
M.Sc.
Institute of Chemistry, University of Punjab (U of Pb), Lahore, Pakistan
Subjects were Mechanistic Organic Chemistry, Physical Organic Chemistry, Synthetic Organic Chemistry
Physical Chemistry, High Polymer Chemistry, Nuclear & Radiation Chemistry, Inorganic Chemistry and
Mathematics (Calculus).
1966-1968
B.Sc.
Murray College Sialkot; the Degree was awarded by the University of Punjab (U of Pb), Lahore, Pakistan
Subjects were Physics, Chemistry, English and Persian.
1964-1966
F.Sc.
Murray College Sialkot; the diploma was awarded by the Board of Intermediate & Secondary Education,
Lahore, Pakistan
Subjects were Physics, Chemistry, Mathematics, English and Urdu.
DISSERTATION TITLES AND ADVISORS AT THE UNIVERSITY OF AMSTERDAM
Four Years Laboratory Research Work for Doctoraat (“Promotie” with Dr. title) (D.Sc.) (1979-1983):
Photochemistry of Chlorinated Benzene Derivatives, Dibenzofurans and Dibenzo-p-dioxins
To view its Digital / Electronic Version on-line at the Website of the University of Amsterdam, click here
Research Advisor: Professor Dr. Otto Hutzinger
One Year Laboratory Research Work for the Major Subject During Doktoraal (“Doctorandus” with
Drs. title) (Ph.D.) (1976-1977):
Photochemistry of Polychlorinated Diphenyl Ethers
Research Advisor: Professor Dr. Otto Hutzinger
Half Year Laboratory Research Work for the Semi Major Subject During Doktoraal (“Doctorandus”
with Drs. title) (1975) (Ph.D.):
Syntheses of Camptothecin Derivatives
Research Advisor: Professor Dr. U.K. Pandit
TALENT SCHOLARSHIPS AND AWARDS
- Have been a Talent Government Scholarship Holder throughout from my Middle School Examination
(1962) till B.Sc. Examination (1968) in Pakistan.
- In 1986, the Winnipeg Rh Institute awarded an Award for Outstanding Contributions to Scholarship
and Research in the Natural Sciences Category.
- In 1987, the Natural Sciences and Engineering Research Council of Canada (NSERC) awarded an
NSERC International Scientific Exchange Award.
- In 1988, the NSERC awarded an NSERC Conference Award for inviting nine scientists and professors.
RESEARCH GRANTS
At the University of Manitoba, Canada, held nine research grants, namely, operating, strategic, equipment,
etc., in the amount of $ 240.231,00 per annum, granted by the NSERC, Agriculture Canada and other
granting agencies.
RESEARCH LEADERSHIP
Research leader of several international Ph.D. & M.Sc. students and research scientists as well as visiting
professors at the University of Manitoba, Canada.
COMPILING AND TESTING OF PROTOCOL GUIDELINES
In 1984, compiled and tested Protocol Guidelines for the Investigations of Photochemical Fate of Pesticides
in Water, Air and Soils for the Canadian Federal Ministry of Environment.
INVITED PAPERS PRESENTED AT THE INTERNATIONAL CONFERENCES
To-date, presented invited papers in about 37 International Conferences held in North America and Europe.
PUBLICATIONS
Number of Books Published = 5
Number of Research Articles and Other Publications = 119
VOLUNTARY WORK
- During 1988 and 1989, won the elections for the General Secretary and for the President of the non-
profit Pakistan Canada Association of Manitoba, Manitoba, Canada, respectively.
- During 1994 and 1995, won the elections as the General Secretary of the non-profit Pakistan Canada
Association of Windsor, Ontario, Canada.
LIST OF PUBLICATIONS OF DR. GHULAM G. CHOUDHRY
I. BOOKS PUBLISHED
1. G.R.B. Webster, G.G. Choudhry, E. Marian and M. Frei (Eds.): Proceedings of the First Soil Residue
Analysis Workshop. Part 2. Gordon and Breach Science Publishers, New York, USA, pp. 107 (1990).
2. G.R.B. Webster, G.G. Choudhry, E. Marian and M. Frei (Eds.): Proceedings of the First Soil Residue
Analysis Workshop. Part 1. Gordon and Breach Science Publishers, New York, USA, pp. 99 (1990).
3. G.G. Choudhry: Humic Substances: Structural, Photophysical, Photochemical, and Free Radical
Aspects and Interactions with Environmental Chemicals. Gordon and Breach Science Publishers, New York,
USA, pp. 185 (1984).
4. G.G. Choudhry: Environmentally Significant Photochemistry of Chlorinated Benzene Derivatives,
Dibenzofurans and Dibenzo-p-Dioxins. A1-A2 Offset Drukkerij, Amsterdam, The Netherlands, pp. 174
(1983).
5. G.G. Choudhry and O. Hutzinger: Mechanistic Aspects of the Thermal Formation of Halogenated
Organic Compounds Including Polychlorinated Dibenzo-p-Dioxins. Gordon and Breach Science Publishers,
New York, USA, pp. 195 (1983).
II. FULL JOURNAL PAPERS PUBLISHED
6. J. Kochany and G.G. Choudhry: Photochemistry of halogenated benzene derivatives. Part XII.
Effects of sodium nitrite on the environmental phototransformations of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide in water: The photoincorporation of nitrite ions into bromoxynil. Toxicol.
Environ. Chem. 27, 225-239 (1990).
7. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental photolytic fate of the herbicide
bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) in aquatic systems containing soil fulvic acids. Internat. J.
Environ. Anal. Chem. 39, 59-74 (1990).
8. J. Kochany, G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. Part X. Effects of sodium chloride on the environmental aquatic photodegradation of bromoxynil
(3,5-dibromo-4-hydroxybenzonitrile) herbicide: The photoincorporation of chloride ions into bromoxynil.
Arch. Environ. Contam. Toxicol. 19, 325-331 (1990).
9. J. Kochany, G.G. Choudhry and G.R.B. Webster: Soil organic matter chemistry. Part 2. Effects of
fulvic acids on the environmental photodecomposition of bromoxynil (3,5-dibromo-4-hydroxybenzonitrile)
herbicide in water. Sci. Total Environ. 92, 181-198 (1990).
10. J. Kochany, G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. Part IX. Environmental aquatic phototransformation of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide. Pesticide Sci. 28, 69-81 (1990).
11. G.G. Choudhry, M. Foga, G.R.B. Webster, D.C.G. Muir, and K. Friesen: Photochemistry of
halogenated benzene derivatives. Part XI. Quantum yields of the direct phototransformation of 1,2,4,7,8-
penta- and 1,2,3,4,7,8-hexachlorodibenzofuran in aqueous acetonitrile and their sunlight half lives. Toxicol.
Environ. Chem. 26, 181-195 (1990).
12. G.G. Choudhry and G.R.B. Webster: Soil organic matter chemistry. Part 1. Characterization of
several humic preparations by proton and carbon-13 nuclear magnetic resonance spectroscopy. Toxicol.
Environ. Chem. 23, 227-242 (1989).
13. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of PCDDs. Part. 2. Quantum
yields of the direct phototransformation of 1,2,3,7-tetra-, 1,3,6,8-tetra-, 1,2,3,4,6,7,8-hepta-, and
1,2,3,4,6,7,8,9-octachlorodibenzo-p-dioxin in aqueous acetonitrile and their sunlight half lives. J. Agric.
Food Chem. 37, 254-261 (1989).
14. G.R.B. Webster, M.R. Servos, G.G. Choudhry, L.P. Sarna and D.G. Muir: Methods for dissolving
hydrophobic compounds in water: Interactions with dissolved organic matter. Adv. Chem. Ser. 219, 251-
262 (1989).
15. G.G. Choudhry, N.J. Graham and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. Studies Environ. Sci. 34, 377-385
(1988).
16. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmental aquatic photochemistry of
chlorinated aromatic pollutants (CAPs). Toxicol. Environ. Chem. 17, 267-285 (1988).
17. L. Marcheterre, G.G. Choudhry, and G.R.B. Webster: Environmental photochemistry of herbicides.
Rev. Environ. Contam. Toxicol. 103, 61-126 (1988).
18. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of polychlorophenols (PCPs).
NATO ASI Ser. 237, 621-622 (1988).
19. G.G. Choudhry, N. Graham and G.R.B. Webster: Photochemistry of halogenated benzene
derivatives. VIII. Photoformation of 2-methyl-4,5,6,7-tetrachlorobenzoxazole from pentachlorophenol in
water-acetonitrile. Can. J. Chem. 65, 2223-2233 (1987).
20. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. Chemosphere 16, 495-
505 (1987).
21. G.G. Choudhry and G.R.B. Webster. Environmental photochemistry of polychlorinated
dibenzofurans (PCDFs) and dibenzo-p-dioxins (PCDDs): A review. Toxicol. Environ. Chem. 14, 43-60
(1987).
22. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmentally significant photochemistry of
chlorinated benzenes and their derivatives in aquatic systems. Toxicol. Environ. Chem. 13, 27-83 (1986).
23. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Photochemistry of
halogenated benzene derivatives. VII. Photoincorporations of polychlorobenzenes with humic model
monomers in aqueous acetonitrile solutions. Environ. Toxicol. Chem. 5, 625-635 (1986).
24. G.G. Choudhry and G.R.B. Webster. Photochemical quantum yields and sunlight half lives of
polychlorodibenzo-p-dioxins in aquatic systems. Chemosphere 15, 1935-1940 (1986).
25. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzofurans and dioxins during combustion, electrical equipment fires and PCB incineration. Environ.
Health Perspectives 60, 3-9 (1985).
26. G.G. Choudhry and G.R.B. Webster: Quantum yields for the photodecomposition of polychlorinated
dibenzo-p-dioxins (PCDDs) in water acetonitrile mixture. Chemosphere 14, 893-896 (1985).
27. G.G. Choudhry and G.R.B. Webster: Protocol guidelines for the investigations of photochemical
fate of pesticides in water, air, and soils. Residue Rev. 96, 79-136 (1985).
28. G.G. Choudhry, F.W.M. van der Wielen, G.R.B. Webster, and O. Hutzinger: Photochemistry of
halogenated benzene derivatives. VI. Photodegradation of tetra- and pentachlorophenols in aqueous
acetonitrile. Can. J. Chem. 63, 469-475 (1985).
29. G.G. Choudhry and G.R.B. Webster: Photochemistry of halogenated benzene derivatives. V.
Photolytic reductive dechlorination and isomerization of tetrachlorobenzenes in acetonitrile water mixtures.
Toxicol. Environ. Chem. 9, 291-308 (1985).
30. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of PCDDs. Part 1. Kinetics
and quantum yields of the photodegradation of 1,2,3,4,7-penta- and 1,2,3,4,7,8-hexachlorodibenzo-p-dioxin
in aqueous acetonitrile. Chemosphere 14, 9-26 (1985).
31. G.G. Choudhry: Photophysical and photochemical properties of soil and aquatic humic materials.
Residue Rev. 92, 59-112 (1984).
32. G.G. Choudhry and O. Hutzinger: (Photochemistry of halogenated benzene derivatives. III).
Acetone sensitized and non-sensitized photolyses of tetra-, penta-, and hexachlorobenzenes in acetonitrile
water mixtures: Photoisomerization and formation of several products including polychlorobiphenyls
(PCBs). Environ. Sci. Technol. 18, 235-241 (1984).
33. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: (Photochemistry of halogenated benzene
derivatives. IV). Formation of polychlorodibenzofurans (PCDFs) by the photolyses of polychlorobenzenes
(PCBzs) in aqueous acetonitrile containing phenols. Chemosphere 12, 487-492 (1983).
34. G.G. Choudhry: Humic substances. Part IV: Interactions with environmental chemicals (Excluding
sorptive interactions). Toxicol. Environ. Chem. 6, 231-257 (1983).
35. G.G. Choudhry: Humic substances. Part III: Sorptive interactions with environmental chemicals.
Toxicol. Environ. Chem. 6, 127-171 (1983).
36. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Photochemistry of halogenated benzene
derivatives. II. Photoreactions of a-substituted p-chlorotoluenes. J.C.S. Perkin I, 2957-2961 (1982).
37. G.G. Choudhry and O. Hutzinger: Photochemical formation and degradation of polychlorinated
dibenzofurans and dibenzo-p-dioxins. Residue Rev. 84, 113-161 (1982).
38. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part V: Hypotheses and summary.
Toxicol. Environ. Chem. 5, 295-309 (1982).
39. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part IV: Incorporation of inorganic chlorine
into organic matter and thermochemical aromatizations. Toxicol. Environ. Chem. 5, 277-293 (1982).
40. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part III. Thermodegradation of
organometallics and polymers. Toxicol. Environ. Chem. 5, 97-151 (1982).
41. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part II: Thermochemical generation and
destruction of dibenzofurnas and dibenzo-p-dioxins. Toxicol. Environ. Chem. 5, 67-93 (1982).
42. G.G. Choudhry and O. Hutzinger: Mechanistic aspects of the thermal formation of halogenated
organic compounds including polychlorinated dibenzo-p-dioxins. Part I: Theoretical background and
thermochemical decompositions of monomeric aliphatics and aromatics. Toxicol. Environ. Chem. 5, 1-65
(1982).
43. G.G. Choudhry: Humic substances. Part II. Photophysical, photochemical and free radical
characteristics. Toxicol. Environ. Chem. 4, 261-295 (1981).
44. G.G. Choudhry: Humic substances. Part I. Structural aspects. Toxicol. Environ. Chem. 4, 209-260
(1981).
45. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Photochemistry of halogenated benzene
derivatives. I. Trichlorobenzenes: Reductive dechlorination, isomerization and formation of
polychlorobiphenyls. Tetrahedron Letters, No. 22, 2059-2062 (1979).
46. G.G. Choudhry, A.A.M. Roof, and O. Hutzinger: Mechanisms in sensitized photochemistry of
environmental chemicals. Toxicol. Environ. Chem. 2, 259-302 (1979).
47. G.G. Choudhry, G. Sundstrom, L.O. Ruzo, and O. Hutzinger: Photochemistry of chlorinated
diphenyl ethers. J. Agric. Food Chem. 25, 1371-1376 (1977).
48. G.G. Choudhry, G. Sundstrom, F.W.M. van der Wielen, and O. Hutzinger: Synthesis of chlorinated
dibenzofurans by photolysis of chlorinated diphenyl ethers in acetone solution. Chemosphere 6, 327-332
(1977).
49. H.G.M. Walraven, G.G. Choudhry, and U.K. Pandit: Synthesis of 1,5- and 1,7-naphthyridin 4(1H)
ones. Recueil (J. Roy. Netherlands Chem. Soc.) 95, 220-224 (1976).
III. CHAPTERS PUBLISHED IN BOOKS
50. G.G. Choudhry and G.R.B. Webster: Quantum yields of polychlorodibenzo-p-dioxins (PCDDs) in
water acetonitrile mixtures and their environmental phototransformation rates. In "Photochemistry of
Environmental Aquatic Systems" (Eds. R.G. Zikka and W.J. Cooper). ACS Sympos. Ser., Vol. 327, pp.61-74,
(1987).
51. G.G. Choudhry: Humic Substances: Structural aspects, and photophysical, photochemical, and
free radical characteristics. In "The Handbook of Environmental Chemistry" (Ed. O. Hutzinger). Vol. 1/Part
C, pp.1-24, Springer Verlag, New York, (1984).
52. G.G. Choudhry, K. Ollie, and O. Hutzinger: Mechanisms in the thermal formation of chlorinated
organic compounds including polychlorinated dibenzo-p-dioxins. Pergamon Ser. Environ. Sci. 5, 275 (1982).
53. G.G. Choudhry: Interactions of humic substances with environmental chemicals. In "The Handbook
of Environmental Chemistry" (Ed. O. Hutzinger). Vol. 2/Part B, pp. 103-128, Springer Verlag, New York,
(1982).
IV. PAPERS PUBLISHED IN SYMPOSIUM PROCEEDINGS
54. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental phototransformation of the
herbicide bromoxynil (3,5-dibromo-4-ydroxybenzonitrile) in aqueous systems containing sodium chloride.
"Proceedings of the Seventh International Conference on Chemistry for Protection of the Environment",
Lublin, Poland, September 4-7, 1989: Eds. L. Pawlowski, W.J. Lacy, and A. Verdier, Plenum Press, New
York, (1992).
55. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental aquatic photolytic fate of
bromoxynil in the absence and presence of soil fulvic acids. "Proceedings of 1st Soil Residue Analysis
Workshop. Part 1", Winnipeg, Manitoba, Canada, August 8-10, 1988; Eds. G.R.B. Webster, G.G. Choudhry,
E. Merian and M. Frei, Gordon and Breach Science Publishers, New York, pp. 59-74 (1990).
56. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry: Persistence of the herbicides
trifluralin and triallate on artificially eroded soils. "Proceedings of the 32nd Annual Man. Soc. Soil Sci.
Meet.", Winnipeg, Manitoba, Canada, Jan. 4-5, 1989; Eds. T.B. Goh et al., Manitoba Department of
Agriculture, Winnipeg, pp. 210-219 (1990).
57. G.R.B. Webster, L.P. Sarna, G.G. Choudhry, M.R. Servos, and D.C.G. Muir: Methods for dissolving
hydrophobics for studies of solution interaction with dissolved organic matter. "Proceedings of the
Symposium on Influence of Aquatic Humic Substances on Fate and Treatment of Pollutants", Eds. I.H. Suffet
and P. MacCarthy, Div. Environ. Chem. of the Amer. Chem. Soc., 193rd ACS Nat. Meet., Denver, Colorado,
U.S.A. Apr. 5-10, 1987, pp. 251-262 (1989).
58. G.G. Choudhry and G.R.B. Webster: Abiotic interactions of soil humic substances with pesticides
and related chemicals. "Proceedings of the 31st Annual Man. Soc. Soil Sci. Meet.", Winnipeg, Manitoba,
Canada, Jan. 5-6, 1988; Eds. K.S. McGill et al., Manitoba Department of Agriculture, Winnipeg, pp. 166-182
(1988).
59. G.G. Choudhry, C.M. Cho, T.B. Goh, C.F. Shaykewich and G.R.B. Webster: The role of soil organic
matter in reducing soil erosion and enhancing soil fertility. "Proceedings of the 31st Annual Man. Soc. Soil
Sci. Meet.", Winnipeg, Manitoba, Canada, Jan. 5-6, 1988; Eds. K.S. McGill et al., Manitoba Department of
Agriculture, Winnipeg, pp. 102-116 (1988).
60. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. "Proceedings of Sixth International
Conference on Chemistry for Protection of the Environment", Torino, Italy, September 15-18, 1987; Eds. C.
Sarzanini et al., Elsevier Publ. Co. Amsterdam, pp. 377-385 (1988).
61. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols.
"Proceedings of NATO-ASI Workshop on New Trends and Applications of Photocatalysis and
Photoelectrochemistry for Environment Problems", Cefalu (Palermo), Italy, September 6-18, 1987; Eds. M.
Schiavello et al. Kluwer Academic Publish., pp. 621-622 (1988).
62. G.G. Choudhry and G.R.B. Webster: Characterization of humic substances by 1H- and 13C-NMR.
In the Proceedings of the 30th Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba, Canada, Jan. 6-7,
1987; eds. J. Simons et al., Manitoba Department of Agriculture, Winnipeg, pp.142-158 (1987).
63. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. The Proceedings of the
Third International Symposium on "Environmental Pollution and its Impact on Life in the Mediterranean
Region", Istanbul, Turkey, September 1-4, 1985; Guest eds. H. Parlar et al., Pergamon Press, New York, pp.
495-505 (1987).
64. G.G. Choudhry and G.R.B. Webster: Photochemical quantum yields and sunlight half lives of
polychlorodibenzo-p dioxins in aquatic systems. In the Proceedings of the Fifth International Symposium on
"Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany, September 16-19,
1985; Guest eds. O. Hutzinger, W. Crummett, F.W. Karasek, E. Merian, G. Reggiani, M. Reissinger, and S.
Safe, Pergamon Press, New York, pp. 1935-1940 (1986).
65. G.G. Choudhry and G.R.B. Webster. Quantum yields for the photodecomposition of polychlorinated
dibenzo-p-dioxins (PCDDs) in water-acetonitrile mixture. Proceedings of the Fourth International Symposium
on "Chlorinated Dioxins and Related Compounds", Ottawa, Ontario, Canada, October 12-14, 1984; Guest
eds. M.J. Boddington, P. Barrette, D. Grant, R.J. Norstrom, J.J. Ryan and L. Whitby, Pergamon Press, New
York, pp. 893 896 (1985).
66. G.G. Choudhry and G.R.B. Webster: Guidelines for the studies of photochemical fate of pesticides
in water, air, and soil. Proceedings of 20th Annual Western Canada Pesticide Residue Analysts Workshop
& 13th Workshop Meeting on the Chemistry and Biochemistry of Herbicides", ed. T. Nowicki, Winnipeg,
Manitoba, Canada, May 7-9, 1985; pp. 78-86 (1985).
67. G.G. Choudhry and G.R.B. Webster: Quantum yields and sunlight half-lives of some
polychlorinated dibenzo-p-dioxins (PCDDs) in aquatic systems. Proceedings of 20th Annual Western
Canada Pesticide Residue Analysts Workshop & 13th Workshop Meeting on the Chemistry and Biochemistry
of Herbicides, ed. T. Nowicki, Winnipeg, Manitoba, Canada, May 7-9th, 1985, pp. 121-125 (1985).
68. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Characterization of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole formed during the photolysis of pentachlorophenol in water acetonitrile solution.
Proceedings of 20th Annual Western Canada Pesticide Residue Analyst Workshop & 13th Workshop
Meeting on the Chemistry and Biochemistry of Herbicides, ed. T. Nowicki, Winnipeg, Manitoba, Canada, May
7-9, 1985; pp. 116-118 (1985).
69. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzo-furans and -dioxins during the combustion, electrical equipment fires and PCB incineration.
Proceedings of the Conference on Potential Health Effects of PCBs and Related Persistant Halogenated
Hydrocarbons, Research Triangle Park, N.C., U.S.A., September 12-14, 1983, Environ. Health Perspectives,
Vol. 60, pp. 3-9 (1985).
70. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of chlorophenols in water
acetonitrile mixtures. Proceedings of 19th Annual Western Canada Pesticide Residue Analysts Workshop &
12th Annual Western Canada Workshop on Chemistry and Biochemistry of Herbicides", ed. N.D. Westcott,
Saskatoon, Saskatchewan, Canada, April 24-27th, 1984; pp. 9-10 (1984).
71. G.G. Choudhry and G.R.B. Webster: Interactions of humic substances with herbicide related
compounds. Proceedings of 19th Annual Western Canada Pesticide Residue Analysts Workshop & 12th
Annual Western Canada Workshop on Chemistry and Biochemistry of Herbicides, ed. N.D. Westcott,
Saskatoon, Saskatchewan, Canada; April 24-27th, 1984; pp. 11-12 (1984).
72. G.G. Choudhry, K. Olie, and O. Hutzinger: Chlorinated dibenzo-p-dioxins from incineration
processes. Proceedings of the ASME/EPA Hazardous Waste Incineration Conference, May 27-29, 1981,
Williamsburg, VA, U.S.A., pp. 39-75 (1983).
73. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolyses of polychlorobenzenes (PCBZs) in aqueous acetonitrile containing phenols.
Proceedings of the Third International Symposium on "Chlorinated Dioxins and Related Compounds",
Salzburg, Austria, October 12-14, 1982, Guest eds. O. Hutzinger, R.W. Frei, E. Merian, and G. Reggiani,
Pergamon Press, New York, pp. 487-492 (1983).
V. INVITED PAPERS AT CONFERENCES
74. G.R.B. Webster and G.G. Choudhry: The role of humic acids in the photodegradation of pesticides.
Presented at the International Workshop on "Produits Chimiques, Pesticides, Metaux et Environnement"
organized by Jacques Cartier Centre, Lyon, France, December 4-7, 1990.
75. G.G. Choudhry and J. Kochany: Effects of sodium nitrite on the environmental
phototransformations of bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) herbicide in water bodies.
Presented at the Fourth International Workshop on "QSAR in Environmental Toxicology", Veldhoeven, The
Netherlands, September 16-20, 1990.
76. G.G. Choudhry and J. Kochany: Photochemical decomposition of bromoxynil (3,5-dibromo-4-
hydroxybenzonitrile) herbicide in water solutions. Presented at the XIIIth IUPAC Symposium on
"Photochemistry", Coventry, England, July 22-28, 1990.
77. G.G. Choudhry and J. Kochany: Environmental phototransformations of herbicide bromoxynil (3,5-
dibromo-4-hydroxybenzonitrile) in natural water bodies. Presented at the 33rd International Association for
Great Lakes Research (IAGLR) Conference on "Great Lakes Issues", Windsor, Canada, May 13-17, 1990.
78. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental phototransformation of the
herbicide bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) in aqueous systems containing sodium chloride.
Presented at the Seventh International Conference on "Chemistry for Protection of the Environment", Lublin,
Poland, September 4-7, 1989.
79. G.G. Choudhry, M. Foga and G.R.B. Webster: Photolytic kinetics and quantum yields of 1,2,4,7-
penta- and 1,2,3,4,7,8-hexachlorodibenzofuran in aqueous acetonitrile. Presented at the Ninth International
Symposium on "Chlorinated Dioxins and Related Compounds", Toronto, Ontario, Canada, September 17-22,
1989.
80. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry. Persistence of the herbicides
trifluralin and triallate on artificially eroded soils. Presented at the 32nd Annual Man. Soc. Soil Sci. Meet.,
Winnipeg, Manitoba, Canada, Jan. 4-5, 1989.
81. J. Kochany, G.G. Choudhry and G.R.B. Webster: Environmental aquatic photolytic fate of
bromoxynil in the absence and presence of soil fulvic acids. Presented at the 1st Soil Residue Analysis
Workshop, Winnipeg, Manitoba, Canada, August 8-10, 1988.
82. G.A. Ross, G.R.B. Webster, C.F. Shaykewich and G.G. Choudhry: Persistence of the herbicides
trifuralin and triallate on artificially eroded soils. Presented at the 1st Soil Residue Analysis Workshop,
Winnipeg, Manitoba, Canada, August 8-10, 1988.
83. J. Kochany and G.G. Choudhry: Environmental aquatic photochemistry of bromoxynil. Presented at
the 23rd Annual Western Canada Pesticide Residue Analysts Workshop & 16th Workshop Meeting on the
Chemistry and Biochemistry of Herbicides, Regina, Saskatchewan, Canada, April 25-28, 1988.
84. G.G. Choudhry and G.R.B. Webster: Effects of soil organic matter on herbicides and soil
chemistry. Presented at the 23rd Annual Western Canada Pesticide Residue Analysts Workshop & 16th
Workshop Meeting on the Chemistry and Biochemistry of Herbicides, Regina, Saskatchewan, Canada, April
25-28, 1988.
85. G.G. Choudhry and G.R.B. Webster: Abiotic interactions of soil humic substances with pesticides
and related chemicals. Presented at the 31st Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba,
Canada, Jan. 5-6, 1988.
86. G.G. Choudhry, C.M. Cho, T.B. Goh, C.F. Shaykewich and G.R.B. Webster: The role of soil organic
matter in reducing soil erosion and enhancing soil fertility. Presented at the 31st Annual Man. Soc. Soil Sci.
Meet., Winnipeg, Manitoba, Canada, Jan. 5-6, 1988.
87. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Photolytic formation of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole from pentachlorophenol in aqueous acetonitrile. Presented at the Sixth International
Conference on "Chemistry for Protection of the Environment", Torino, Italy, September 15-18, 1987.
88. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols.
Presented at the NATO-ASI Workshop on "New Trends and Applications of Photocatalysis and
Photoelectrochemistry for Environment Problems", Cefalu (Palermo), Italy, September 6-18, 1987.
89. G.G. Choudhry and G.R.B. Webster: Nuclear magnetic resonance (NMR) spectroscopic
characterization of several preparations of humic substances. Presented at the Symposium on "Influence of
Aquatic Humic Substances on Fate and Treatment of Pollutants", Div. Environ. Chem. of the Amer. Chem.
Soc., 193rd ACS Nat. Meet., Denver, Colorado, U.S.A. Apr. 5-10, 1987.
90. G.R.B. Webster, L.P. Sarna, G.G. Choudhry, M.R. Servos, and D.C.G. Muir: Methods for dissolving
hydrophobics for studies of solution interaction with dissolved organic matter. Presented at the Symposium
on "Influence of Aquatic Humic Substances on Fate and Treatment of Pollutants", Div. Environ. Chem. of the
Amer. Chem. Soc., 193rd ACS Nat. Meet., Denver, Colorado, U.S.A. Apr. 5-10, 1987.
91. G.G. Choudhry and G.R.B. Webster: Characterization of humic substances by 1H- and 13C-NMR.
Presented at the 30th Annual Man. Soc. Soil Sci. Meet., Winnipeg, Manitoba, Canada, Jan. 6-7, 1987.
92. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of some tetra- through
octachlorodibenzo-p-dioxins: Quantum yields and sunlight half-lives. Presented at the Sixty-ninth Canadian
Chemical Conference, Div. Agriculture: Environment, Saskatoon, Saskatchewan, Canada, June 1-4, 1986.
93. G.G. Choudhry and G.R.B. Webster: Environmental aquatic photochemistry of polychlorophenols
(PCPs). Presented at the Sixth International Congress of Pesticide Chemistry (IUPAC), Div. Environmental
Fate, Ottawa, Ontario, Canada, August 10-15, 1986.
94. G.G. Choudhry and G.R.B. Webster: Protocol Guidelines for the investigations of photochemical
fate of pesticides in water, air, and soils. Presented at the Sixth International Congress of Pesticide
Chemistry (IUPAC), Div. Environmental Fate, Ottawa, Ontario, Canada, August 10-15, 1986.
95. G.G. Choudhry and G.R.B. Webster: Photochemical quantum yields and sunlight half-lives of
polychlorodibenzo-p-dioxins in aquatic systems. Presented at the Fifth International Symposium on
"Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany, September 16-19,
1985.
96. G.G. Choudhry and G.R.B. Webster: Environmental photochemistry of polychlorinated
dibenzofurans (PCDFs) and dibenzo-p-dioxins (PCDDs). A review. Presented at the Fifth International
Symposium on "Chlorinated Dioxins and Related Compounds", Bayreuth, Federal Republic of Germany,
September 16-19, 1985.
97. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: Environmental aquatic photochemistry of
chlorinated aromatic pollutants (CAPs). Presented at the Third International Symposium on "Environmental
Pollution and its Impact on Life in the Mediterranean Region", Istanbul, Turkey, September 1-4, 1985.
98. G.G. Choudhry, J.A. van den Broecke, G.R.B. Webster, and O. Hutzinger: Environmental
photoincorporations of polychlorobenzenes into several humic model monomers. Presented at the Third
International Symposium on "Environmental Pollution and its Impact on Life in the Mediterranean Region",
Istanbul, Turkey, September 1-4, 1985.
99. G.G. Choudhry, N.J. Graham, and G.R.B. Webster: Characterization of 2-methyl-4,5,6,7-
tetrachlorobenzoxazole formed during the photolysis of pentachlorophenol in water acetonitrile solution.
Presented at the 13th Annual Western Canada Workshop Meeting on the Chemistry and Biochemistry of
Herbicides, Winnipeg, Manitoba, Canada, May 7-9, 1985.
100. G.G. Choudhry and G.R.B. Webster: Guidelines for the studies of photochemical fate of pesticides
in water, air, and soils. Presented at the 13th Annual Western Canada Workshop Meeting on the Chemistry
and Biochemistry of Herbicides, Winnipeg, Manitoba, Canada, May 7-9, 1985.
101. G.G. Choudhry and G.R.B. Webster: Quantum yields and sunlight half-lives of some
polychlorodibenzo-p-dioxins (PCDDs) in aquatic systems. Presented at the 13th Annual Western Canada
Workshop Meeting on the Chemistry and Biochemistry of Herbicides, Winnipeg, Manitoba, Canada, May 7-9,
1985.
102. G.G. Choudhry and G.R.B. Webster: Quantum yields of polychlorodibenzo-p-dioxins (PCDDs) in
water acetonitrile mixtures and their environmental phototransformation rates. Presented at the symposium
on "Aquatic Photochemistry", Div. Geochem. and Div. Environ. Chem. of the Amer. Chem. Soc., 189th ACS
Nat. Meet., Miami Beach, Florida, U.S.A., April 28 - May 3, 1985.
103. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: A review of the environmentally significant
photochemistry of chlorinated benzenes and their derivatives in aquatic systems. Presented at the
Symposium on "Aquatic Photochemistry", Div. Geochem. and Div. Environ. Chem. of the Amer. Chem. Soc.,
189th ACS Nat. Meet., Miami Beach, Florida, U.S.A. April 28 - May 3, 1985.
104. G.G. Choudhry and G.R.B. Webster: Quantum yields of the photodecomposition of
polychlorodibenzo-p-dioxins (PCDDs) in water-acetonitrile mixture. Presented at the Fourth International
Symposium on "Chlorinated Dioxins and Related Compounds", Ottawa, Ontario, Canada, October 16-18,
1984.
105. G.G. Choudhry and G.R.B. Webster: Environmentally significant photochemistry of tetra- and
pentachlorophenols in water acetonitrile mixtures. Presented at the 12th Annual Western Canada
Workshop on the Chemistry and Biochemistry of Herbicides, Saskatoon, Saskatchewan, Canada, April 24 -
25, 1984.
106. G.G. Choudhry and G.R.B. Webster: Interactions of humic substances with herbicide related
compounds. Presented at the 12th Workshop on the Chemistry and Biochemistry of Herbicides, Saskatoon,
Saskatchewan, Canada, April 24-25, 1984.
107. O. Hutzinger, G.G. Choudhry, B.G. Chittim, and L.E. Johnston: Formation of polychlorinated
dibenzofurans and dioxins during combustion, electrical equipment fires and PCB incineration. Presented at
the Conference on Potential Health Effects of PCBs and Related Persistent Halogenated Hydrocarbons,
Research Triangle Park, N.C., U.S.A., September 12-14, 1983.
108. G.G. Choudhry: Photophysical and photochemical properties of freshwater humic materials.
Presented at the NATO ARI workshop on "Photochemistry of Natural Waters", held at WHOI, Woods Hole,
MASS, U.S.A., September 12-16, 1983.
109. G.G. Choudhry, K. Olie, and O. Hutzinger: Chlorinated dibenzo-p-dioxins from incineration
processes. Presented at the ASME/EPA Hazardous Waste Incineration Conference, Williamsburg, VA, U.S.
A., May 27-29, 1981.
110. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanism in the thermal formation of chlorinated
organic compounds including polychlorinated dibenzo-p-dioxins. Presented at the Workshop on
"Chlorinated Dioxins and Related Compounds: Impact on the Environment", held at the Instituto Superiore di
Senita, Rome, Italy, October 22-24, 1980.
VI. COMMUNICATIONS PRESENTED AT CONFERENCES
111. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolysis of polychlorobenzenes (PCBzs) in aqueous acetonitrile containing phenols.
Presented at NATO ARI Workshop on "Photochemistry of Natural Waters", held at WHOI, Woods Hole,
MASS, U.S.A., September 12-16, 1983.
112. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanisms in the thermal formation of polychlorinated
dibenzo-p-dioxins (PCDDs) and related compounds. Presented at the Third International Symposium on
"Chlorinated Dioxins and Related Compounds" held at Salzburg, Austria, October 12-14, 1982.
113. G.G. Choudhry, J.A. van den Broecke, and O. Hutzinger: Formation of polychlorodibenzofurans
(PCDFs) by the photolyses of polychlorobenzenes (PCBzs) in aqueous acetonitrile containing phenols.
Presented at the Third International Symposium on "Chlorinated Dioxins and Related Compounds" held at
Salzburg, Austria, October 12-14, 1982.
114. G.G. Choudhry, K. Olie, and O. Hutzinger: Mechanisms in the thermal formation of polychlorinated
dibenzo-p-dioxins (PCDDs) and related compounds. Presented at the 12th Annual symposium on "The
Analytical Chemistry of Pollutants", held at Amsterdam, April 14-16, 1982.
VII. TECHNICAL REPORTS PREPARED FOR THE MINISTRY OF ENVIRONMENT, CANADA
115. G.G. Choudhry and G.R.B. Webster: Protocol Guidelines for the Investigation of Photochemical
Fate of Pesticides in Water, Air, and Soils. A report prepared for the Department of Environment, Ottawa,
Canada; DSS File No. 24 ST. KN107 4 4379; pp. 9, (1985).
116. G.G. Choudhry and G.R.B. Webster: "Support Document" for the Protocol Guidelines for the
Investigations of Photochemical Fate of Pesticides in Water, Air, and Soils. A report prepared for the
Department of Environment, Ottawa, Canada; DSS File No. 24 ST. KN107 4 4379; pp. 92, (1985).
117. G.R.B. Webster, L.P. Sarna, and G.G. Choudhry: Availability and bioconcentration of
polychlorinated dibenzo-p-dioxins associated with sediment organic matter. Final Report, Year 3, Canadian
Wildlife Service, OSU 82 00277, pp. 49 (1985).
VIII. INTERVIEWS GIVEN TO POPULAR PRESS IN THE NORTH AMERICA
118. G.G. Choudhry: GET R & D Environmental Testing Laboratories: Unique Environmental
Laboratories. A radio interview broadcasted by the CBC Radio in its CBC Radio Noon Hour Program, June
7, 1993; Interviewer, Joane Veronica.
119. G.G. Choudhry: GET R & D International Inc.: Environmental Testing Laboratories. An interview
published in the Universal News, May 7, 1993; Interviewer, A. Khan.
120. G.G. Choudhry: GET R & D International Inc.: Ghaus Environmental and Toxicological Research
and Development International. An interview published in the Tecumseh Tribune, Friday, April 16, 1993;
Interviewer, Julie Lesperance.
121. G.G. Choudhry: Pesticides in the environment. An interview published in the Manitoba Co-
operator, Vol. 44, No. 50, p. 39, July 23, 1987; Interviewer, Kate Harrison.
122. G.G. Choudhry: Researcher watches effect of sunlight on pesticides. An interview published in
Univ. Manitoba Bulletin, Vol. 24, No. 19, p. 16, June 1, 1987; Interviewer, Kate Harrison.
123. G.G. Choudhry: The photochemical fate of pesticides. A radio interview circulated to all radio
stations in rural Manitoba, February 27, 1987; Interviewer, Catherine Evenson.
124. G.G. Choudhry, G.R.B. Webster, and O. Hutzinger: A review of the environmentally significant
photochemistry of chlorinated benzenes and their derivatives in aquatic systems. A paper selected for
showing to the popular press during the symposium on "Aquatic Photochemistry" at the 189th American
Chemical Society (ACS) Nat. Meet. held in Miami, April 28 – May 3, 1985.
IX. NOVELS PUBLISHED
125. G.G. Choudhry: Victim of Shock and Awe: A Novel. Publishers: IUSOM International Medical
Consultant Inc., Bonaire, Dutch Caribbean (Formerly Netherlands Antilles), pp. 284 (2011).
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Medicine
- Curriculum Vitae (C.V.) and Publications of Board of Trustees Member: Dr. G.G. Choudhry
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| Prof. Dr. Ghulam Ghaus Choudhry, Ph.D., D.Sc. President & Professor International University School of Medicine |
