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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% |