Appearance:White needle crystal
Assay, HPLC:99.3%
Melting point:227-229℃
Solubility:Soluble in DMSO, Slightly soluble in Ethanol
Residue on Ignition:0.1% max
Impurity A:0.33%
Impurity B:0.27%
Impurity C:N.D
Impurity D:0.09%
Heavy metals:20ppm max
Loss on drying:0.13%
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