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CAS No. 15722-48-2
Other Names azodisal
MF C14H10N2O6
Place of Origin Zhejiang, China (Mainland)
Type Auxiliaries and Other Medicinal Chemicals
we suplly 2Olsalazine,azodisal,Olsalazine disodium in competitive price
TESTS | Specification |
Appearance | Yellow crystalline powder |
Identification | |
-1 | Absorption maxima at 255nm and 362nm |
255nm and 362nm wavelengths of the absorption ratio was 0.53 to 0.56 | |
-2 | Infrared Absorption |
-3 | TLC |
-4 | gives reactiong of sodium |
Acetate | ≤1.0% |
Mesylate | ≤0.3% |
Chromatographic | Single impurity<1.0% |
purity | |
impurity(>0.5%) not more than one | |
total impurity< 2.0% | |
Loss on drying | ≤2.0% |
Heavy Metal | ≤20ppm |
Assay | On the dried basis, 98.0%~102.0% |