Appearance |
White crystals with lumps |
Specific rotation[α]D/20 (C=2 in H2O) |
+10.8°to +12.3° |
Melting Point (ºC) |
160 to 163 ºC |
Chloride(C1) |
Not more than 0.02% |
Iron(Fe) |
Not more than 10ppm |
Heavy metals(Pb) |
Not more than 10ppm |
Arsenic(As2O3) |
Not more than 1ppm |
Loss on drying |
Not more than 0.20% |
Residue on ignition |
Not more than 0.10% |
Assay |
98.0%¡«101.0% |