Can Ammonium Sulphate Kill Fish in the USA
Free ammonia levels of 0.2-2.0 mg/1 damage the gill epithelium and are lethal to fish (EIFAC, 1970). The use of ammonia from the mixture of ammonium sulfate and calcium oxide for freshwater ponds was evaluated in this study which was done at the Aquatic Biosystems tlshfarm in Bay, Laguna in October, 1985. Is ammonium toxic…