Product Name:

Ginkgo Biloba Extract USP 41 Grade

22~27 / 5.4~12 <5ppm / Q:K/ 0.8~1.25

Botanical Source:

Ginkgo

Item

Specification

Method

Description

Appearance

Light Brown fine powder

Visual

Odor / Taste

Characteristic

Organoleptic

Extract Solvent

Ethanol & Water

Part Used

Leaf

Excipient

None

Particle Size

Nlt 95% Through 80 mesh

CP2020

Bulk Density

0.40g/ml~0.60g/ml

CP2020

Maker Compounds

Total Flavone Glycosides

22.00~27.00%

HPLC

Quercetin  

HPLC

Kaempferol  

HPLC

Isorhamnetin 

HPLC

Total Terpene Lactones

5.40~12.00%

HPLC

Ginkgolides (A+B+C)

2.80~6.20%

HPLC

Ginkgolides (A)

HPLC

Ginkgolides (B)

HPLC

Ginkgolides (C)

HPLC

Ginkgolides (J)

HPLC

Bilobalides

2.60~5.8%

HPLC

Rutin

≦3.50%

HPLC

Total Ginkgolic Acid

≦5.00PPM

HPLC

Free Quercetin

≦0.50%

HPLC

Free Kaempferol

≦0.50%

HPLC

Free Isorhamnetin

≦0.40%

HPLC

Genistein

≦0.50%

HPLC

Chemical Test

Loss on Drying

≦5.00%

CP2020

Heavy Metals

≦10.00PPM

Atomic Absorption

Lead

≦0.50PPM

Atomic Absorption

Arsenic

≦0.50PPM

Atomic Absorption

Cadmium

≦0.10PPM

Atomic Absorption

Mercury

≦0.10PPM

Atomic Absorption

Pesticides Residue

Meet USP<561>

USP<561>

Solvent Residue

Meet USP<467>

USP<467>

Microbiological Tests

Total Plate Count

≦1000Cfu/g

CP2020

Yeast & Mold

≦100Cfu/g

CP2020

E. Coli.

Negative

CP2020

Salmonella

Negative

CP2020

Staphylococcus

Negative

CP2020

Storage:

Store in cool and dry place, keep away from strong light and heat.

Genetic Modification State:

This product is GMO free products.

Free Radiation Effect:

This product is not been irradiated.

Shelf Life：

3 Years