Indirubin 479-41-4
Appearance | Fuchsia solid |
Identification | HPLC:the retention time of major peak of sample solution correspond to that of reference standard solution |
Indigo | 1.0%max |
Individual unspecified impurity | 0.1%max |
Purity | 98.0%min |
Loss on drying | 0.5%max |
Ignition residue | 0.5%max |
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