Original
By certification 
C.A.S NO. : 1981-58-4
EINECS No.: 217-840-0
Synonyms: Sulfamethazine Sodium Salt
Molecular formula: C12H13N4NAO2S
Molecular weight : 300.31
Characteristic: White or almost white crystalline powder
Solubility: Soluble in water, slightly soluble in ethanol.
Application:
Sulfa drug, has inhibition action on hemolytic streptococcus, pneumococcus, meningitis, coccus and other bacteria, and its pharmacological action is similar to sulfadiazine. Its acetylate is easy soluble in water, and easy to be excreted from urea, almost impossible to cause kidney disturbance.
Items |
Specifications |
Testing results |
Appearance |
White or almost white crystalline powder |
Conforms |
Identification |
A: The infrared absorption spectrum B: The reaction of primary aromatic amines C: The tests of sodium |
Conforms |
Clarity and color of solution |
Clarity, not more coloured than Y4 |
Conforms |
PH |
10.0~11.0 |
10.5 |
Related substances |
≤0.5% |
<0.5% |
Loss on drying |
≤2.0% |
0.5% |
Assay(The dried substance) |
99.0%~101.0% |
99.83% |
Conclusion |
The results conforms with BP2010 standards |
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