Items | Standard | Analysis data |
Appearance | White to off-white powder | conforms |
Specific Rotation [20/D] (C=4 in CH3OH) | +22º to +26º | +24.6º |
Melting point | 187-190℃ | 188℃ |
Heavy Metals (Pb) | Not more than 20 PPM | <20ppm |
Arsenic (As2O3) | Not more than 2 PPM | <2ppm |
Loss on Drying | Not more than 0.50% | 0.11% |
Residue on Ignition | Not more than 0.2% | 0.06% |
Assay | Not less than 98.5% | 99.3% |