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Product Name: Nicotinamide Expiry date: 3Years CAS Number: 98-92-0 |
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Test |
Specification |
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Identification Test A(IR) Test B(UV) |
The IR Absorption spectrum Is concordant with the spectrum of reference standard. Ratio:A245/A262.between 0.63and 0.67 |
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Assay (By HPLC) |
Not less than 98.5%W/W and not more than 101.5% W/W of C6H6N2O,calculated on the dried basis. |
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Characteristics |
White Crystalline Powder |
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Melting Range |
Between 128℃and 131℃ |
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Loss on Drying |
Not more than 0.5% W/W |
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Residue on lgnition |
Not more than 0.1% W/W |
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Heavy Metals |
Not more than 0.003% |
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Readily Carbonizable Substances |
Complies |
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Organic Volatile Impurities |
Complies |
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Residual Solvents |
Complies |
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Conclusion |
Conform |
