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银杏叶提取物 

产品名称：银杏叶提取物

英文名称：Ginkgo Biloba Extract

植物拉丁名：Ginkgo biloba L                         

使用部位：叶

科：银杏科

属：银杏属

可供规格：1.中国药典2010版: 总黄酮醇苷 ≥ 24%;槲皮素与山奈素峰面积比应为 0.8 - 1.2; 异鼠李素与槲皮素峰面积比应不得小于 0.15; 萜类内酯 ≥ 6%;总银杏酸 ≤ 10ppm

          2.中国药典2005版：总黄酮醇苷 ≥ 24%;槲皮素与山奈素峰面积比应为 0.8 - 1.5; 萜类内酯 ≥ 6%;总银杏酸 ≤ 10ppm

          3.美国药典USP版：总黄酮醇苷 22% - 27%；槲皮素与山奈素峰面积比应为 0.8 - 1.2；异鼠李素与槲皮素峰面积比应不得小于 0.1；萜类内酯 5.4% - 12.0%；银杏内酯A、B、C的范围应为 2.8% - 6.2%；白果内酯的范围应为 2.6% - 5.8%；总银杏酸 ≤ 5ppm

              4. 欧洲药典EP版：总黄酮醇苷 22% - 27%；槲皮素与山奈素峰面积比应为 0.8 - 1.2；异鼠李素与槲皮素峰面积比应不得小于 0.1；萜类内酯 5.0% - 7.0%；银杏内酯A、B、C的范围应为 2.8% - 3.4%；白果内酯的范围应为 2.6% - 3.2%；总银杏酸 ≤ 5ppm

应用领域：医药原料   保健食品  

Product Name: Ginkgo Biloba Extract

Latin Name in Botany:  Ginkgo biloba L

Used Part: Leaf

Family: Ginkgoaceae

Genus: Ginkgo

Available specifications: 1. USP Standard: Total ginkgo flavone glycosides:22%-27%; Quercetln glycosides:kaempferol glycosides: 0.8-1.2; Total terpene lactones: 5.4%-12%; Ginkgo acid: 1ppm

                      2. EP Standard:  Total ginkgo flavone glycosides:22%-27%; Quercetln glycosides:kaempferol glycosides: 0.8-1.2; Total terpene lactones: 5%-7%; Ginkgo acid: 1ppm

                      3. 24/6       : Total ginkgo flavone glycosides:22%-27%; Qquercetln glycosides:kaempferol glycosides: 0.8-1.2; Total terpene lactones: 5.4%-12%

Introduction:

European studies have shown that ginkgo biloba can improve blood to flow to the brain and extremities, improving memory and mental acumen. Ginkgo is helpful for early Alzheimer's disease. It is useful to improve circulation problems, especially intermittent claudication, dizziness and tinnitus.

Applications: Pharmaceutical raw materials,  Health food