Life member (5487/E2) - Sri Lanka Association for the Advancement of Science (SLAAS) 

Life member (1200M) - Institute of Chemistry Ceylon

Research in analytical, environmental, water chemistry and associated chemo-economical impacts

• W.D.T.M. Gunawardhana, J.M.C.K. Jayawardhana, E.P.N. Udayakumara and S. Malavipathirana, Spatio-temporal variation of water quality and bio indicators of the Badulu Oya in Sri Lanka due to catchment disturbances, J. Natn. Sci. Foundation Sri Lanka 2018, 46 (1): 15-67.
• Gunaratne Anil, Gan Ren-You, Wu Kao, Kong Xiangli, Collado Lilia, Vidhana Arachchi Lal, Kumara Kapila, Malavipathirana Sarath and Corke Harold, Physicochemical Properties of Mung Bean Starches Isolated from Four Varieties Grown in Sri Lanka, Starch – Starke, 2017, DOI: 10.1002/star.201700129.
• Anil Gunaratne, Kao Wu, Lilia Collado, Ren-You Gan, Lal Vidhana Arachchi, Kapila Kumara, Sarath Malavipathirana, Harold Corke, Physicochemical and functional properties of Caryota urens flour as compared to wheat flour, International Journal of Food Science and Technology, 2016, 51(12): 1-7.
• Sunethra Gunatilake, Sarath Malavipathirana, Assessment of Suitability of Anionic Synthetic Detergents in Sri Lanka, International Journal of Scientific & Technology Research, 2016, 5(9): 140-142.
• S. Malavipathirana, S. Wimalasiri, N. Priyantha, S. Wickramasooriya, A. Welagedara and G. Renman, Removal of Available Phosphate from Simulated Brackish Water - A Low Cost Preliminary Approach, International Journal of Biological Sciences and Engineering 2014, 5(1): 16-21.
• S. Malavipathirana, M.N.A. Mubarak And K.M.P.A.H. Perera, An Assessment of Heavy Metal Contamination in Marine Sediments Precautionary Measures for Environmental Impact Management at Harbor Development: Galle Harbor Sri Lanka, Journal of Ecotechnology Research, 2013, 17(1): 29-33.
• S. Malavipathirana, S. Wimalasiri, N. Priyantha, S. Wickramasooriya, A. Welagedara, G. Renman, Value Addition to Waste Material Supported by Removal of Available Phosphate from Simulated Brackish Water—A Low Cost Approach, Journal of Geoscience and Environment Protection 2013, 1(2): 7-12.
• Manjula Hettiarachchi, Chandrani Liyanage, Prabath Mangalajeewa, Sarath Malavipathirana, Adequacy of Vitamin A (retinol) and fat in the breast milk of Lactating women in South Sri Lanka, Public Health Nutrition, 2008, 11(7):747-750.
• S.S. Kulatunge, L. Motha, Y. Sultanbawa, S. Malavipathirana, A de Silva, S. Nanayakkara, I.G.N. Hewajulige, K.R.C de Silva, Research and Development on Radiation Processing in Sri Lanka, JAEA-CONF-2008-009, 2008, 41(18).
• Sarath Malavipathirana, Nagasawa Naotsugu and Maso Tamada, Development of biodegradable hydrogel sheet adsorbent for Lead and Cadmium by  radiation processing, Chemtech 2007, An International Conference on Chemistry, Technology and Innovation for Greater Safety and Economic Growth.
• Liyanage, K. D. C. E., Hettiarachchi, M. D., Mangalajeewa, R. P. G. S., and Malavipathirana, S., Breast milk retinol and fat: a study among lactating women in Galle district, The Ceylon Medical Journal, 2006, 51(1): 40.
• Namal Priyantha, Sarath Malavipathirana and Palitha Jayaratne, Electroanalytical Methods for Detection of the Fungicide, Copperoxychloride, Cey. J. of Sci.: Phy. Sci., 1999, 6(1): 69-76.
• Namal Priyantha and Sarath Malavipathirana, Comparative Electrochemical Activity of the Insecticide, Endosulfan at Bare and 5,10,15,20-Tetraphenylporphyrinatoiron(III) Chloride-Modified Glassy Carbon Electrodes, Cey. J. of Sci.: Phy. Sci., 1999, 6(1): 38-46.
• N. Priyantha and S. Malavipathirana, Effect of Chloride Ions on the Electrochemistry of Platinum surfaces, J. Natn. Sci. Foundation Sri Lanka 1996, 24(3): 237-246.
• N. Priyantha and S. Malavipathirana, Electrochemical Determination of Chloroacetic acid, J. Natn. Sci. Foundation Sri Lanka 1996, 24(3): 227-235.

• Impact of Tsunami on water quality in selected areas and potential water supplies for the proposed relocation sites (collaboration with University of Peradeniya).
• Development of management strategies to control the Weligama coconut leaf wilt disease (Patent obtained – No. 16121).
• Development of measures to eliminate Chronic Kidney Disease of unknown etiology (CKDu) in the North Western Province (collaboration with office of          Provincial Director of Health Services – North Western Province).
• Assessment of occurrence of potentially toxic elements (PTEs) in selected aquaculture systems in Sri Lanka and prospective management of some PTEs via value addition to wastes - a multidirectional approach .
• An assessment of heavy metal contamination in the marine sediments of Galle harbor
• Characterization of paper mill effluent and investigation of the synergistic impact at Valaichchenai due to other anthropogenic inputs.
• Implication of lead (Pb) in fast moving enamel paints available in the domestic market – progressive changes with the enforcement of the control act.
• Application of tea waste as a biosorbent for removal of Cu²⁺ from aqueous solution - a preliminary initiative.
• A study on heavy metal implication in selected man-made brackish water aquaculture systems in the Eastern province.

• Impact of Tsunami on water quality in selected areas and potential water supplies for the proposed relocation sites (collaboration with University of Peradeniya) - SLR 11 Mn.
• Development of management strategies to control the Weligama coconut leaf wilt disease (Patent obtained – No. 16121) - SLR 8 Mn.
• Development of measures to eliminate Chronic Kidney Disease of unknown etiology (CKDu) in the North Western Province (collaboration with office of Provincial Director of Health Services – North Western Province) - SLR 1 Mn.
• Assessment of occurrence of potentially toxic elements (PTEs) in selected aquaculture systems in Sri Lanka and prospective management of some PTEs via value addition to wastes - a multidirectional approach - SLR 2.4 Mn .
• Degradation kinetics of Glyphosate residues, metabolites and additives in conventional fields of application and simulated environments - SLR 2.5 Mn granted.Trace elements (toxic and essential) content in selected rice varieties available in the Sri Lankan market and study on the effect of essential trace elements on uptake of toxic elements by rice in simulated environment - SLR 2.8 Mn granted.
• Trace elements (toxic and essential) content in selected rice varieties available in the Sri Lankan market and study on the effect of essential trace elements on uptake of toxic elements by rice in simulated environment - SLR 2.8 Mn granted.