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Détails sur le produit:
Conditions de paiement et expédition:
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FlavonolGlycosides: | 22.0%~27.0% | TerpeneLactones: | 5.4%-12.0% |
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Acide de Ginkgolic: | <1ppm> | Bilobalide: | 2.6%~5.8% |
Ginkgolides A, B et C: | 2.8%~6.2% | De métaux lourds: | USP 40 <233> |
Surligner: | pure ginkgo biloba,organic ginkgo biloba powder |
CONBA® Ginkgo Biloba Extract: USP40 24/6 Ginkgo Acid<1ppm, EP9.0 24/6 Ginkgo Acid<1ppm, Water soluble 24/6 1g/10ml,
Injection solution GA>2.2% GB>1.2% GC>1.2%
Pure Ginkgo Extract under Great processing
Ginkgo Leaves Processing Step 2
The equipment drying method is featured by short drying time, quick drying speed, advanced packaging technology and long storage time with less loss, and it is the most suitable method for Ginkgo leaves drying.
Process advantages:
advanced process, perfect facility, safe solvent, controlled procedure and stable quality.
Flavonol aglycone
Flavonol aglycone | R1 | R2 | R3 | R4 |
Kaempferol | H | H | H | H |
Quercetin | OH | H | H | H |
Isorhamnetin | OCH3 | H | H | H |
USP SPECIFICATION SHEET
Item | Specification | Test Method |
Appearance | Light yellow-brown powder | Visual |
Identification | ||
Identification A | Should conform USP40 | TLC ID. |
Identification B | Should conform USP40 | HPLC ID. |
Apex area ratio | ||
K:Q>0.7 | HPLC | |
I:Q>0.1 | HPLC | |
Examination | ||
Limit of Rutin Limit of Quercetin Limit of Ginkgolic Acid |
NMT 4% NMT 0.5% NMT 5ug/g |
HPLC |
Loss on drying | NMT5.0% | Internal method |
Heavy metal(periodically test) | ||
Cadmium(Cd) | NMT0.5mg/kg | Internal method |
Lead(Pb) | NMT1.0 mg/kg | Internal method |
Mercury(Hg) | NMT1.5 mg/kg | Internal method |
Arsenic(As) | NMT1.5 mg/kg | Internal method |
Pesticide residue | Meet USP40 <561> | USP40 <561> |
Ethanol residue | NMT0.5% | Internal method |
Microbiological limit | ||
Aerobic plate count | NMT 104cfu/g | Internal method |
Mold&Yeast | NMT 103cfu/g | Internal method |
Salmonella | Not detected per 25g | Internal method |
E.Coli | Not detected per gram | Internal method |
Contents Test | ||
Content of flavonol glycosides | 22.0%-27% | HPLC |
Quercetin | / | |
Kaempferol | / | |
Isorhamnetin | / | |
Terpene lactones | 5.4%~12% | HPLC |
Bilobalides | 2.6%~5.8% | HPLC |
Ginkgolides A+B+C | 2.8%~6.2% | HPLC |
Personne à contacter: Mia Tao
Téléphone: +8613282563726