銀杏葉提取物 

產(chǎn)品名稱：銀杏葉提取物

英文名稱：Ginkgo Biloba Extract

植物拉丁名：Ginkgo biloba L                         

使用部位：葉

科：銀杏科

屬：銀杏屬

可供規(guī)格：1.中國藥典2010版: 總黃酮醇苷 ≥ 24%;槲皮素與山奈素峰面積比應(yīng)為 0.8 - 1.2; 異鼠李素與槲皮素峰面積比應(yīng)不得小于 0.15; 萜類內(nèi)酯 ≥ 6%;總銀杏酸 ≤ 10ppm

          2.中國藥典2005版：總黃酮醇苷 ≥ 24%;槲皮素與山奈素峰面積比應(yīng)為 0.8 - 1.5; 萜類內(nèi)酯 ≥ 6%;總銀杏酸 ≤ 10ppm

          3.美國藥典USP版：總黃酮醇苷 22% - 27%；槲皮素與山奈素峰面積比應(yīng)為 0.8 - 1.2；異鼠李素與槲皮素峰面積比應(yīng)不得小于 0.1；萜類內(nèi)酯 5.4% - 12.0%；銀杏內(nèi)酯A、B、C的范圍應(yīng)為 2.8% - 6.2%；白果內(nèi)酯的范圍應(yīng)為 2.6% - 5.8%；總銀杏酸 ≤ 5ppm

              4. 歐洲藥典EP版：總黃酮醇苷 22% - 27%；槲皮素與山奈素峰面積比應(yīng)為 0.8 - 1.2；異鼠李素與槲皮素峰面積比應(yīng)不得小于 0.1；萜類內(nèi)酯 5.0% - 7.0%；銀杏內(nèi)酯A、B、C的范圍應(yīng)為 2.8% - 3.4%；白果內(nèi)酯的范圍應(yīng)為 2.6% - 3.2%；總銀杏酸 ≤ 5ppm

應(yīng)用領(lǐng)域：醫(yī)藥原料   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