Browsing by Author "Wickramaratne,K. M. K"
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Item Heavy metal content and fungal resistance of paints available in the local market(Institute of Chemistry Ceylon, 2018-05) Wickramaratne,K. M. K; Perera,G. W. C .S; Udawatte,C .SHeavy metals and their compounds can have adverse effects on human health. Humans are exposed to these metals by inhalation, ingestion or dermally. Heavy metals have been used in many different applications, including paint industry, building materials, pigments for glazing ceramics, and pipes for transporting water.Item Sorptive removal of 4-nitroaniline from aqueous solution by using magnetized tea-waste biochar(Institute of Chemistry Ceylon, 2018-05) Wickramaratne,K. M. K; Vithanage,M; Gunatilake,S. R4-Nitroaniline (4NA) is a synthetic precursor of pharmaceuticals, fuel additives, corrosion inhibitors, pesticides, antiseptics agents and azo dyes. Residue 4NA has shown adverse effects in aquatic ecosystems.