Product Specification
| Test Item | Specification | |
| Appearance | A white or almost white crystalline powder | |
| Identification | specific optical rotation | -121° to -128° |
| infrared absorption spectrophotometry | IR spectrophotometry similar to which of Levamisole Hydrochloride CRS | |
| chlorides | It gives the reaction of chlorides | |
| Appearance of solution | Solution S is clear and not more intensely colored than reference solution Y7. | |
| pH | 3.0 to 4.5 | |
| related substance | impurities A,B,C,D,E:for each impurity,not more than 0.2% | |
| other individual unspecified impurities: not more than 0.10% | ||
| total of all impurities: no more than 0.3% | ||
| Loss on Drying | ≤0.5% | |
| sulfated ash | ≤0.5% | |
| Assay(calculated on the dried basis) | 98.5% to 101.0% | |
| Parameter | In-house Specifications | |
| Microbial limit | total viable aerobic bacteria≤103cfu/g | |
| Yeasts fungus and mycetes≤102cfu/g | ||
| Escherichia coli should be absent | ||
Chemical formula: C11H13ClN2S
Use of Levamisole Hcl:
Levamisole has the potential of treating dermatologic diseases and has the effect of improving cellular immunity.
Cas NO.: 16595-80-5
EINECS: 240-654-6
Storage：Stockpiled at the ventilated place, avoiding rain, moisture, and insolation. Please handle with care to prevent bag damage, store away from toxic substances.
Manufacturers：Nanjing White Whale Pharm(former name Nanjing Baijingyu Pharm）
Markets: Southeast Asia, Europe, USA, South America, Middle East, Africa, etc.
Chemvplus offer the best quality factory with GMP and CEP
