Ammonium sulphate,99.0%,AR is an inorganic sulfate salt used for molecular biology[1]. Ammonium sulphate,99.0%,AR can be used to precipitate proteins, separate antibodies, and enhance antigen-antibody reactions. Ammonium sulphate,99.0%,AR can serve as a nitrogen source in plant fertilizers and has developmentally toxicity to freshwater snails, but increases the number of Anopheles africanus and Culex mosquito larvae in rice paddies. Ammonium sulphate,99.0%,AR also inhibits the conversion of glucose to ascorbic acid in plants[1][2][3][4][5][6].