Customization: | Available |
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Certification: | ISO, HACCP, Halal |
Assay Method: | HPLC |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Item | Specification |
(Appearance) (Color) (Odor & Taste) |
Fine powder Brown yellow to Brown Bitterness |
(Identification) | Meet the standard |
(Total Flavones Glycoside) (Quercetin Glycoside) (Kaempferol Glycoside) (Isorhamnetin Glycoside) |
22%-27% |
(Total Terpence Lactones) A(Lactones A) B(Lactones B) C(Lactones C) (Bilobalides) |
5.4%-12.0% 2.6%-5.8% 2.6%-5.8% |
Quercetin: Kaempferol (peak area) | 0.8~1.2 |
Isorhamnetin:Quercetin (peak area) | >0.15 |
(Ginkgolic Acid) | ≤4.0 PPM |
Free Quercetin | ≤10mg/g |
Free Kaempferol | ≤10mg/g |
Free Isorhamnetin | ≤4mg/g |
(Loss on Drying) | ≤5.0% |
(Residue on Ignition) | ≤0.8% |
(Heavy Metals) (Pb) (As) (Hg) (Cd) |
≤10ppm ≤3.0ppm ≤1.0ppm ≤0.1ppm ≤1.0ppm |
(Microbiological) (Total Plate Count) (Yeast & Mold) (E. Coli) (Salmonella) (Staphylococcus) |
<1000cfu/g Max <100cfu/g Max (Negative) (Negative) (Negative) |