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Ginkgo biloba extact
Main: 24/6, 25/7
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Test Items |
Specification |
Test result(s) |
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Characters |
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. |
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Appearance |
Light Brown fine powder |
Complies |
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Test |
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Loss on Drying |
Max. 5.0% |
3.9% |
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Heavy metals |
Max. 20ppm |
˂20ppm |
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Lead |
Max. 0.5ppm |
Complies |
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Arsenic |
Max. 0.5ppm |
Complies |
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Cadmium |
Max. 0.1ppm |
Complies |
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Mercury |
Max. 0.1ppm |
Complies |
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Pesticide Residues |
Meets USP requirement |
Complies |
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Aflatoxins(B1,B2,G1,G2) |
Max. 0.2ppb |
Complies |
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Assay |
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Flavonoids |
(Expressed as flavone glycosides, mean molecular mass 756.7) 22.0%-27.0% |
26.3% |
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Quercetin |
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11.31% |
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Kaempferol |
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11.52% |
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Isorhamnetin |
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3.51% |
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Terpene Lactones |
(Sum of bilobalide, ginkgolide A,B,C,J)5.4%- 12.0% |
7.5% |
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Ginkgolide A, B and C |
2.8%- 6.2% |
4.0% |
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Ginkgolide A |
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2.07% |
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Ginkgolide B |
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0.96% |
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Ginkgolide C |
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0.93% |
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Ginkgolide J |
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0.21% |
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Bilobalide |
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3.31% |
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Ginkgolic Acids |
Max. 1.0ppm |
0.2ppm |
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Rutin |
Max. 3.5% |
2.4% |
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Microbial Limits |
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Total Aerobic Bacterial Count |
Max. 1,000cfu/g |
˂10cfu/g |
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Total Combined Molds and Yeasts Count |
Max. 50cfu/g |
10cfu/g |
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Escherichia Coli |
Absence |
Absence |
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Staphylococcus aureus |
Absence |
Absence |
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Salmonella Species |
Absence |
Absence |
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Packaging and Storage: Preserve in tight, light-resistant containers, protected from moisture, and store at controlled room temperature. Shelf Life: 2 Years |
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Analysis: |
Recheck: |
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In charge: |
Issue date: |
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