詳細說明Appearance White crystals powder
Melting point 142~148°C
Specific rotation -126°±5°
Iron(Fe) Not more than 10ppm
Loss on Drying Not more than 0.50%
Ammonium (NH4) Not more than 0.02%
Sulfate (SO4) Not more than 0.030%
Heavy metal(Pb) Not more than 10ppm
Arsenic(As2O3) Not more than 1ppm
Assay Not less than 98.5%
PH 1.50-2.50