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l2
S.No Test Specification
1. Description A white to off-white colour powder and hygroscopic in nature
2. Solublity Soluble in methanol and water. Insoluble in dichloro-methane and benzene
3. Identification by IR The sample and standard IR spectra are concordant
4. Melting range Between 157°C and 163°C
5. Loss on drying Not more than 2.0%
6. Sulphated ash Not more than 1%
7. Moisture content Not more than 0.5%
8. related impurities by HPLC
1. single impurity Not more than 0.5%
2. total impurities Not more than 1.0%
9. Assay by Chemical on dry basis Not less than 98.0% and not more than 102.0%