 Origin |
China |
| CAS No. |
19767-45-4 |
| Purity |
EP5/BP2005 |
Product Name: Mesna
Chemical Formula: C2H5NaO3S2, 164.18
CAS No.: 19767-45-4
Standard: EP5/BP2005
Appearance: White to slightly yellow crystalline powder, Hygroscopic
Solubility: Freely soluble in water, slightly soluble in alcohol, Practically insoluble in cyclohexane.
Appearance of Solution
Solution S: Not more opalescent than reference suspension 2
Solution S: Not more intensely colored than reference solution Y7
pH 4.5_6.0
Related substances
Impurity C: ≤0.2%
Impurity D: ≤3.0%
Impurity B: ≤0.3%
Impurity A: ≤0.3%
Impurity E: ≤0.3%
Any other impurity: ≤0.1%
Total of other impurity: ≤0.3%
Chlorides ≤250ppm
Sulfates ≤300ppm
Disodium edentate ≤500ppm
Heavy metals ≤10ppm
Loss on drying ≤1.0%
Assay: 96.0 ~ 102.0%
Storage: Preserve in tight containers, protected from light in dry cool place.
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