【Chinese name】：Ginkgo Biloba leaf Extract

【English name】：Ginkgo Biloba Extract Powder
【English alias】：Ginkgo biloba Extract; Ginkgo biloba P.E; Extract of Ginkgo Biloba Leaf
【CAS Number】：90045-36-6
【EINECS Number】：289-896-4
【Plant traits】：Deciduous trees, up to 40m tall. The trunk is upright and the bark is gray. There are two types of branches, long and short. The leaves grow in clusters on short branches and alternate on long branches. The blade is fan-shaped, 4~8cm long, 5~10cm wide, 2 lobed in the middle of the tip, wedge-shaped at the base, parallel veins, fork-shaped and bifurcated; petiole length 2.5~7cm. Flowering from April to May, fruiting from July to October. Harvested between September and October and dried.
【Plant distribution】：It is produced in most parts of the country, mainly in Guangxi, Sichuan, Henan, Shandong, Hubei, Liaoning, Jiangsu and other places.
【Properties of the product】：Ginkgo biloba P.E, an extract of Ginkgo biloba leaves, is a light yellow-brown flowable powder with inherent aroma and bitter taste.
【Product Content】：Based on the dry product, the total flavonoid content of Ginkgo biloba ≥24.0%.
【Main ingredients】：Ginkgo flavonoids, terpene lactones, catechins, polyphenols, VC, VE, carotene, calcium, phosphorus, boron, selenium and other mineral elements.

【Product specification model】25kg/barrel  

【Product performance and advantages】 Appearance: brown-yellow powder with a slight gingko leaf fragrance.

Total flavonoid glycoside content: 24-26% (HPLC method), total terpene lactone content 8-10% (HPLC method) 　 Ginkgolide ≥2.5% Ginkgolide A≥1.4% Ginkgolide B≥1.2%, Ginkgo biloba Ester C≥0.9%

Ginkgo acid ≤1-5ppm, heavy metal content ≤20ppm　AS≤1PPM, loss on drying ≤3%, residue on ignition ≤1.5%, solvent residue ≤1%