SPECIFICATION
| Pharmacopoeia | BP2015/USP38 |
| Appearance | A white or almost white crystalline powder |
| Appearance of solution | Clear, not more intense than Y7 |
| Identification | (1) Should be positive reaction (2) Consistent with the reference IR spectra |
| PH | 2.4~3.0 |
| Heavy metals | NMT20ppm |
| Loss on drying | NMT0.5% |
| Sulfated ash | NMT0.1% |
| Chloride content | 16.9~17.6% |
| Related substances: | |
| Impurity B | NMT0.15% |
| Unspecified impurities | NMT0.10% |
| Total impurities | NMT0.2% |
| Residual solvent (Ethanol) | NMT0.3% |
| Assay | 99.0% ~ 101.0% |
MOLECULAR STRUCTURE：
Molecular Formula:C8H12ClNO3
