... version BP98. Use: It is widely used in in Specification:Appearance: White Crystalline Powder Assay: 99 ... 0.5%max Remarks: Other specifications are in compliance with the standards of British Pharmacopoeia ... version BP98. Use: It is widely used in industrial circulating water, biocide,germicide, paper pulp, ... timber-cooling circulating water and other industries . In addition, it can be used to prevent ...