Appearance |
White crystalline powder |
Melting Point(ºC) |
180.0 to 182.0ºC |
Chloride(C1) |
Not more than0.02% |
Ammonium(NH4) |
Not more than0.02% |
Sulfate(SO4) |
Not more than 0.02% |
Heavy metals(Pb) |
Not more than 10ppm |
Iron(Fe) |
Not more than 10ppm |
Arsenic(As2O3) |
Not more than 1ppm |
Loss on drying |
Not more than 0.50% |
Residue on ignition |
Not more than0.1% |
Assay |
98.0-101.0% |