Appearance White/Pale Yellow Crystalline Powder TLC(acid ester/methyl alcohol=6/1) Single Spot Loss on drying ≤1.0% Assay(HPLC) ≥98.0% Melting point(℃) 130-140℃ Residue on ignition 0.5% Solubility(5% In H2O) Clear, Colorless Solution Clear
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