Graph 1: Arsenic detection using UV-Vis Spectrophotometer (DE I- Dye effluent I, CA-Coal ash, CPE- Chrome Plating Effluent, DE II- Dye effluent II, MWE- Metal washing effluent, DE III- Dye effluent III, APE – Asian paints effluent, PME- Paper mill effluent, SIPE- SIP Injectoplast effluent).