Pandey, A K Removal of chromium and reduction of toxicity to Microtox system from tannery effluent by the use of calcium alginate beads containing humic acid. [electronic resource] - Chemosphere Apr 2003 - 329-33 p. digital Publication Type: Journal Article ISSN: 0045-6535 Standard No.: 10.1016/S0045-6535(02)00824-X doi Subjects--Topical Terms: AdsorptionAlginates--chemistryChromium--chemistryHumic Substances--chemistryIndustrial WasteLethal Dose 50VibrioWater Pollutants--isolation & purification