Appearance:Yellow crystalline powder
Assay:98.0%-102.0%
Melting point:171℃-175℃
Identification:IR&UV
Positive reaction:Complies
Related substances:Complies
Loss on drying:0.50%max
Residue on ignition:0.10%max
Heavy metal:10ppm max
鄂公网安备 42010202002051号