paclitaxel 99.5%

Paclitaxel is white to off-white powder and the purity is mor than 99.5%. It is the raw material of anti-tumor products that widely used intreating ovarian and breast cancer, etc. Appearance White to off-white powderIdentification(IR)ConformIdentification(HPLC)ConformSpecific Rotation-49.0° -55.0°Water≤4.0%Melting Point213-216°CInspection Residue LimitsConform to ICHAsh≤0.2%Bacterial Endotoxins≤0.4USP EU/mgHeavy Metal≤20ppmMicrobial Limits≤100cfu/gImpurity Total Impurity≤2%Single Impurity≤0.1%Baccatin III≤0.2%10- Deacetylpaclitaxel≤0.5%7-Xylosylpaclitaxel≤0.2%Cephalomannine,+2,3-Dihydrocephalomannine≤0.5%10-Deacetyl-7-epipaclitaxel≤0.5%Benzyl analog + 3'', 4'' -Dehydropaclitaxel≤0.5%7- Epicephalomannine≤0.3%7- Epipaclitaxel≤0.5%Other Unkown Single Impurity≤0.1%