Evaluation of LC50 of Galvanizing Industry Effluent

This communication presents the data obtained from series of bioassay experiments conducted to evaluate LC50 of Galvanizing Industry Effluent. Fish, Heteropneustes fossilis was selected as test animal for experiment. The LC50 value for 48 hours was 5.1% concentration of effluent by volume and for 96 hours the value was 4.21% concentration of effluent by volume.