Specification Artemether
CAS # 71963-77-4
Appearance White crystalline or crystalline powder, no smell, taste bitter
Melting Point ºC 86-90
Specific rotation No check
Optical rotation [a]D20ºC +166°~173°
PH (1%suspension) No check
Other single impurity 0.25%max
Impurities 1.0%max
Suphated ash 0.1%max
Loss on drying 0.5%max
Heavy metal Not check
Cl No check
Assay by HPLC 98.0-102.0%
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