|
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% |
