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1 Kilogram |
Negotiable |
Sulfadiazine Silver Sulfadiazine Sulfadiazine Silver factory
we have GMP USP34
Sulfadiazine Silver
Appearance |
White to off-white crystalline powder |
Identification |
A:Infrared absorption |
|
B.The R,value of the principal spot in the thin-layer chromatogram of the test solution as obtained in the test for chromatogram purity corresponds to that obtained from standard solution A |
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C:Dissolve about 1g in 15ml of ammonium hydroxide and 15ml of water in a50ml volumetric flask,dilute with water to volume,and mix:the solution so obtained responds to the tests for silver |
Loss on drying |
≤0.5% |
Limit of nitrate |
≤0.1% |
Chromatogram purity |
No secondary spot in the chromatogram of the test solution is greather or more intense than the principal spot obtained from standard solution B(1.0%) |
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The sum of all secondary spots observed is not greater than 2.0% |
Silver content |
29.3~30.5% |
Assay |
98.0~102.0% |
Particle size |
The average particle size is not greater than 10µm and the size of not more than 10% of the particles is greater than 40µm |
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