Items | Standards (USP36) | Result |
Appearance | Well dispersed white powder | conforms |
Identification | 1. Infrared absorption 2. Cupric sulfate TS 3. Ferric chloride TS | conforms |
Assay | 99.0 ~102.0% | 99.8% |
Residue on ignition | ≤0.1% | 0.02% |
Aminopropanol | ≤0.1% | 0.02% |
Melting point | 64.5 ~ 68.5℃ | 65.3 ~ 67.3°C |
Optical Rotation | -0.05 ~ +0.05 | Conforms |
Loss on Drying | ≤0.5% | 0.2% |
Heavy metal | ≤10 ppm | Conforms |
Residue solvent (class 3) | ≤0.5% | Conforms |
Items | Standards (USP36) | Result |
Appearance | Well dispersed white powder | conforms |
Identification | 1. Infrared absorption 2. Cupric sulfate TS 3. Ferric chloride TS | conforms |
Assay | 99.0 ~102.0% | 99.8% |
Residue on ignition | ≤0.1% | 0.02% |
Aminopropanol | ≤0.1% | 0.02% |
Melting point | 64.5 ~ 68.5℃ | 65.3 ~ 67.3°C |
Optical Rotation | -0.05 ~ +0.05 | Conforms |
Loss on Drying | ≤0.5% | 0.2% |
Heavy metal | ≤10 ppm | Conforms |
Residue solvent (class 3) | ≤0.5% | Conforms |