Appearance :A white or almost white,hygroscopic powder Solubility:Freely soluble in water,practically insoluble in acetone and in ethanol(96%) Iden…
Appearance :A white or almost white,hygroscopic powder Solubility:Freely soluble in water,practically insoluble in acetone and in ethanol(96%) Identification:Solution color identification HPLC Sulphate Acidity or alkalinity :4.0~6.0 Specific rotation :-63.0°~ -73.0° Related substances:Total impurities:≤23.0% Any impurity:≤4.0% Impurity I:≤3.0% Impurity II:≤4.0% Impurity III:≤3.0% Impurity IV:≤3.0% Impurity V:≤3.0% Impurity VI:≤4.0% Sulfate: 16.0%~18.0% Loss on drying: ≤ 3.5% Sulphated ash: ≤1.0% LC assay: Sum assay:≥77.0% E3:≤10.0% E1-1:≤10.0% E1-7MOA:≤10.0% Potency(Moisture bases): —— Potency(dried basis): ≥19,000IU/mg
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