Appearance White crystal thin slices(scale) or white crystal powder/ball powder
Identification A.B.C(BP2007/USP34/EP5)
Appearance of solution Clear≤BY6
Acidity 0.01 M NaOH≤2.0ml
Chloride 200ppm max
Sulphate 600ppm max
Heay metal 20ppm max
Loss on drying 0.5% max
Water 0.5% max(USP34)
Assay 99.0-101.0%
Sulfite or thiosulfate 0.15ml max(USP34)
Organic Volatile Impurities USP34