Investigations of the changes in chemical and physical properties in the lubricating oil with the usage [2008]. Ms. H.T.P.H. Weragoda, M.Sc. in Analytical Chemistry, University of Colombo.

Investigations of the changes in chemical and physical properties in the lubricating oil with the usage [2008]. Ms. H.T.P.H. Weragoda, M.Sc. in Analytical Chemistry, University of Colombo.

Investigation of metal contents in crude and processed petroleum products [2008]. Ms. K.N. Ratnayake, M.Sc. in Analytical Chemistry, University of Colombo

Exposure analysis of xylene and formaldehyde levels in a histopathology laboratory [2008]. Mr. A.P. Kamalasiri, M.Sc. in Analytical Chemistry, University of Colombo

Development of an environmental benign extraction method to isolate the fragrances from natural products [2008]. Mr. M.M.N.B. Gunasekera, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Mr. J.K.A.B. Wijegunasekara, Industrial Technology Institute, Colombo

Identification and quantification of spice adulterants in Sri Lanka [2007]. Ms. C.Y.P. Perera, M.Sc. in Analytical Chemistry, University of Colombo

Development of a water quality index for Kelani River [2007]. Mr. D.D.N. Padmasiri, M.Sc. in Analytical Chemistry, University of Colombo

Development of a suitable method for identification of different polymorph types in mebendazole [2007]. Ms. H.C. Ratnayake, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. K.K.G.P.B. Herath, State Pharmaceutical Manufacturing Cooperation of Sri Lanka, Ratmalana

Comparisons of quality of edible iodated salt produced by small and medium industries [2007]. Ms. D.M.U. Gamage, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Ms. Jasmine Mannapperuma, Small and Medium Enterprises, Colombo

Thermal catalytic degradation of volatile hydrocarbons in gas phase [2006]. Mr. R.S.K. Wataketiya, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. D.P. Dissanayake, Department of Chemistry, University of Colombo.

Assessing the levels of carbonyl and phenolic compounds in indoors due to the combustion processes [2006]. Ms D. Paramasivam, M.Sc. in Analytical Chemistry, University of Colombo

A study of noise regulations No 1 of 1996 and preparation of noise zone map for Dehiwala Mount Lavinia municipal area [2006]. Mr. S. Wijesekara, M.Sc. in Environmental Science, University of Colombo. Co-supervisor: Mr. C.K. Amaratunga, Central Environmental Authority, Colombo

Risk of cataract formation with exposure to biomass smoke [2005]. Ms. M.H. Ranasinghe, M.Sc. in Analytical Chemistry, University of Colombo

Investigation of adulterants in Sri Lankan motor fuels using a synchronize fluorimetric method [2005]. Mr. D.R. Kulathunga, M.Sc. in Analytical Chemistry, University of Colombo

Development of a chromatographic based method for the source determination of “street” samples of heroin [2005]. Ms. E.A. Egodapitiya, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. A.R.L. Wijesekara, National Dangerous Drug Control Board, Colombo

A study of the low birth weight of infants arising out of the exposure of their mothers to smoke from biomass smoke [2005]. Ms. S.M. Pathiratne, M.Sc. in Analytical Chemistry, University of Colombo

Transesterification process to manufacture ethyl esters of coconut oil [2004]. Ms. R.R.J. de Silva, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. D.P. Dissanayake, Department of Chemistry, University of Colombo

Investigation of polar aromatic compounds between acetonitrile and nonpolar solvents [2004]. Mr. K.V.G.M. Silva, M.Sc. in Analytical Chemistry, University of Colombo

Degradation of sulfur containing pollutants using zinc oxide based photo catalysis [2004]. Mr. W.S.R. Ratnayake, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. D.P. Dissanayake, Department of Chemistry, University of Colombo

Correlation investigation for dissolved oxygen and dissolved sulfur compounds [2004]. Mr. D.S.M. Wickramarchchi, M.Sc. in Analytical Chemistry, University of Colombo

Characterization of sound absorption properties of locally available absorption material [2004]. Mr. S. S. K. Hapuarchchi, M.Sc. in Environmental Science, University of Colombo. Co-supervisor: Mr. A.S. Pannila, Ceylon Institute of Scientific and Industrial Research, Colombo

Comparative study of water quality in dry zone and wet zone of Sri Lanka [2003]. Mr. L.P.R.J. Wijesinghe, M.Sc. in Analytical Chemistry, University of Colombo

Impurities and adulterants of illicit heroin in Sri Lanka [2001]. Ms. P.S.K. Rajapaksa, M.Sc. in Analytical Chemistry, Peradeniya. Co-supervisors: Dr. D.P. Dissanayake, Department of Chemistry, University of Colombo and Ms. Y. Mahasen, Government Analyst Department

Investigation of sulfur compounds in selected stagnant water bodies in Sri Lanka [2000]. Mr. K.I.A. Kularatne, M.Sc. in Forestry and Environmental Management, University of Sri Jayewardenepura

Developing a sensor for sulfur dioxide in the environment of air [1998]. Ms. E. Nallathamby, M.Sc. in Analytical Chemistry, University of Colombo

Development of a fingerprinting method to investigate the arsenals [2007]. Mr. A. Welianga, M.Sc. in Analytical Chemistry, University of Colombo.

Determination of organic pollutants in diesel exhaust emissions [1996]. Mr. A. Thyakasan, M.Sc. in Analytical Chemistry, University of Colombo. Co-supervisor: Dr. D.P. Dissanayake, Department of Chemistry, University of Colombo