Calcium hypochlorite wani sinadari ne tare da tsarin sinadarai Ca (ClO)2. Fari ne ko fari mai launin toka-fari wanda ake amfani da shi azaman maganin kashe kwayoyin cuta, bleaching, da sanitizer. Lokacin da aka narkar da shi cikin ruwa, yana samar da acid hypochlorous, wanda shine maganin kashe kwayoyin cuta, ƙwayoyin cuta, da sauran ƙwayoyin cuta masu cutarwa. Ana amfani da Calcium hypochlorite sau da yawa don tsaftace wuraren waha, wuraren sarrafa ruwa, da sauran aikace-aikacen masana'antu. Ana kuma amfani da ita wajen samar da foda mai bleaching, chloroform, da sauran sinadarai.