银杏Biloba摘要

Ginkgo Biloba Extract [Specifications]: 1) Extracted part: dried leaves 2) Extract solvent: ethanol 3) Extract medium: none 4) Storage: Tightly sealed in a clean, cool, dry area. Keep away from strong, direct light. Do not freeze 5) Appearance: fine, light yellow brown to light brown colored powder There are following specifications: 1).Routine Total Ginkgo flavone glycosides ≥ 24% Quercatin: kaemperol 0.8--1.5 Total terpene lactones ≥ 6% 2).CP2005 Total Ginkgo flavone glycosides ≥ 24% Quercatin: kaemperol 0.8--1.5 Total terpene lactones ≥ 6% Ginkgolic acid 10ppm 3).EGB761 Total Ginkgo flavone glycosides ≥ 24% Quercatin: kaemperol 0.8--1.5 Total terpene lactones ≥ 6% Ginkgolic acid 5ppm 4).Minimal acid Total Ginkgo flavone glycosides ≥ 24% Quercatin: kaemperol 0.8--1.5 Total terpene lactones ≥ 6% Ginkgolic acid 1ppm 5).USP30 Total Ginkgo flavone glycosides: 22%--27% Quercatin: kaemperol 0.8--1.2 Isorhamnetin :Quercatin ≥0.1 Total terpene lactones ≥ 5.4%--12% Ginkgolides A,B,C 2.8%---6.2% Bilobalides 2.6%---5.8% Ginkgolic acid 5ppm 6)DAB03 standard Total Ginkgo flavone glycosides: 22%--27% Total terpene lactones ≥ 5%--7% Ginkgolides A,B,C 2.8%---3.4% Bilobalides 2.6%---3.2% Ginkgolic acid 5ppm 7) Water soluble and low acid Total Ginkgo flavone glycosides ≥ 24% Quercatin: kaemperol 0.8--1.5 Total terpene lactones ≥ 6% Ginkgolic acid 1ppm 5G ginkgo biloba extract will be dissolved completely in 100g water at20°C