642-72-8 Benzydamine Difflam
Items |
Specifications (BP2000;CP2005) |
Results |
Appearance by visual examination |
White crystalline powder |
White crystalline powder |
Identity by IR |
Matches reference spectrum or Reference to raw data |
Conform |
Melting Point |
157.0~161.0℃ |
158.2~158.6℃ |
pH |
The product of 10% W/V solution pH 4.0~5.5 |
4.59 |
Solubility test |
The product of 10% W/V solution should be transparent |
Conform |
Loss on drying |
≤0.5% |
0.31% |
Sulphate ash |
≤0.1% |
0.05% |
Assay (Titration) |
99.0%~101.0% |
99.88% |
Conclusion |
It conforms to the above specification |
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