DY3113
50-28-2
200-023-8
C18H24O2
estradiol
Index Name | Specifications |
Appearance | White or off white crystalline |
Solubility | Conforms to Standards |
Water | 3.5%max |
Related substances | Total impurity 1.0%max |
Single impurity 0.5%max | |
Specific rotation | +76 to 83degree |
Melting point | 173 to 179degC |
Assay(on basis of anhydrous substance) | 97.0 to 103.0% |
Redidual solvents | Ethanol 0.5%max |
Micronization | 90% not than 10 microns |
Index Name | Specifications |
Appearance | White or off white crystalline |
Solubility | Conforms to Standards |
Water | 3.5%max |
Related substances | Total impurity 1.0%max |
Single impurity 0.5%max | |
Specific rotation | +76 to 83degree |
Melting point | 173 to 179degC |
Assay(on basis of anhydrous substance) | 97.0 to 103.0% |
Redidual solvents | Ethanol 0.5%max |
Micronization | 90% not than 10 microns |
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