Levamisole HCl​

Product Specifications

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

Use of Levamisole HCl:

Levamisole has the potential of treating dermatologic diseases and has the effect of improving cellular immunity.

EINECS: 240-654-6

Storage: Stockpiled at a ventilated place, avoiding rain, moisture, and insolation. Please handle with care to prevent bag damage, and store away from toxic substances.

Manufacturers: Nanjing White Whale Pharm (former name Nanjing Baijingyu Pharm)