Calcipotriol hydrate cas no 147657-22-5
Items |
Specifications |
Appearance |
White or almost white crystallline powder |
Identification |
IR:Should conforms to the standard |
Related Substances(HPLC) |
Impurity B:NMT0.5% |
Impurity C:NMT1.0% |
Impurity D:NMT1.0% |
Unspecified impurities:NMT0.10% |
Total impurities:NMT2.5% |
Related Substances(TLC) |
Impurity A:NMT0.25% |
Impurities G,H:NMT0.25%(for the sum) |
Unspecified impurities:NMT0.1% |
Assay(H-NMR) |
95.5%-102.0% |
Solubility |
Practically insoluble in water,freely soluble in ethanol(96%),slightly soluble in methylene chloride. |
Water |
3.3%-5.0% |
For customer reference only.
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