Description
SpecificationArtemisinin
CAS #63968-64-9
Appearance Colorless needle crystal, bitter
Melting Point º C150-153
Specific rotation+75° ~+78°
Optical rotation [a]D20º CNo check
pH (1%suspension)No check
Other single impurity0.25%max
Impurities No check
Suphated ash0.1%max
Loss on drying0.5%max
Heavy metal20ppm max
ClNo check
Assay by HPLC98.0%-102.0%