Deseription:White to off-White crystalline powder free from visible extraneous master
Identification:IR,NMR,MS Complies
Melting Range:230~235℃
Total impurities:≤1.5%
Loss on drying:≤0.5%
Sulphated Ash:≤0.2%
Heavy metals:≤20ppm
Assay by potentionmetry:98.5%-101.0%