Customization: | Available |
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Powder: | Yes |
Customized: | Non-Customized |
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Parameter | Specification of BP | Results | |||
Appearance | A white or almost white crystalline powder. | A white crystalline powder. | |||
Solubility | freely soluble in water, soluble in ethanol (96 per cent), slightly soluble in methylene chloride |
Qualified | |||
Identification | Specific Optical Rotation |
- 121° to - 128° | - 124° | ||
Infrared absorption spectrophotometry |
IR spectrophotometry similar to which of Levamisole Hydrochloride CRS |
Qualified | |||
Chlorides | It gives reaction of chlorides | Qualified | |||
Appearance of solution | Solution S is clear and not more intensely coloured than reference solution Y7. |
Qualified | |||
pH | 3.0 to 4.5 | 4.08 | |||
Related substance | Impurities A,B,C,D,E: For each impurity, not more than 0.2%. |
A:0.01%,B:<0.01%,C:ND, D:0.01%, E:ND |
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Other individual unspecified impurities: not more than 0. 10%. |
<0.05% | ||||
Total of all impurities: not more than 0.3%. | 0.03% | ||||
Loss on drying | ≤0.5% | 0.04% | |||
Sulfated ash | ≤0. 1% | 0.01% | |||
Assay (calculated on the dried basis) | 98.5% to 101.0% | 99.4% |
mode of transportation | ||
By Air | By Express | By Sea |
suitable for >50 | suitable for sampple order or <50 | suitable for >300 |
Fast:3-7 days | Fast:3-10 days | Fast: 7-45 days |
lower than the express cost | high shipping cost | lowest cost |