【Plant source】: This product is the dried leaves of Ginkgo biloba (Ginkgo biloba, Gongsun tree).
【Main ingredients】: Ginkgo flavonoids, terpene lactones, catechins, polyphenols, VC, VE, carotene, calcium, phosphorus, boron, selenium and other mineral elements.
【Apperance】: Pale yellow to brown hygroscopic powder.
【Product specification】: 10:1, other specifications can be customized according to demand
【Detection method】：HPLC
【Content】Total Flavones Glycoside: 24.83% .Total Terpence Lactones: 6.79%. Moisture: 2.07%. Ash: 2.49%.
【Storage】: Store in a cool, dry place away from light and high temperature.
【Shelf life】: 24 months
| Item | Specification | Test result |
| Physical Control | ||
| Appearance | Brown yellow powder | Conforms |
| Odor | Characteristic | Conforms |
| Taste | Characteristic | Conforms |
| Part Used | Leaf | Conforms |
| Loss on Drying | ≤5.0% | Conforms |
| Ash | ≤5.0% | Conforms |
| Particle size | 95% pass 80 mesh | Conforms |
| Allergens | None | Conforms |
| Chemical Control | ||
| Heavy metals | NMT 10ppm | Conforms |
| Arsenic | NMT 2ppm | Conforms |
| Lead | NMT 2ppm | Conforms |
| Cadmium | NMT 2ppm | Conforms |
| Mercury | NMT 2ppm | Conforms |
| GMO Status | GMO Free | Conforms |
| Microbiological Control | ||
| Total Plate Count | 10,000cfu/g Max | Conforms |
| Yeast & Mold | 1,000cfu/g Max | Conforms |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |