98% Assay
Ginkgolide A/B/C available
Core structure
Ginkgolide A: R1=OH,R2=H,R3=H
Ginkgolide B: R1=OH,R2=OH,R3=H
Ginkgolide C: R1=OH,R2=OH,R3=OH
CAS #
15291-75-5（Ginkgolide A）
15291-77-7（Ginkgolide B）
15291-76-6（Ginkgolide C）
| Item | Standard |
|---|---|
| Appearance | White powder |
| Assay | ≥98.0% |
| Loss on drying | ≤5.0% |
| Residue on ignition | ≤0.8% |
| Heavy metals | ≤20ppm |
| Aerobic bacteria (cfu/g) | ≤800 |
| Molds and yeasts (cfu/g) | ≤50 |
| E. coli (1g) | negative |
25kg/drum
Store in light-tight, airtight and dry condition