Big Discount Marigold Lutein - Ginkgo Biloba Extract – Ruiwo
Big Discount Marigold Lutein - Ginkgo Biloba Extract – Ruiwo Detail:
Product Description
Product Name: Gingko Biloba extract Powder
Category: leaf
Effective components: Flavonoids, Lactones
Product specification: 24% Flavone 6% Lactones
Analysis: HPLC
Quality Control : In House
Formulate: C15H18O8
Molecular weight: 326.30
CAS No: 90045-36-6
Appearance: Brown yellow fine powder with characteristic odor.
Identification: Passes all criteria tests
Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.
Volume Savings: Sufficient material supply and stable supply channel of raw material in north China.
Certificate of Analysis
Product name | Ginkgo Biloba Extract | Botanical Source | Gingko Biloba L. |
Batch NO. | RW-GB20210508 | Batch Quantity | 1000 kgs |
Manufacture Date | May. 08. 2021 | Inspection Date | May. 17. 2021 |
Solvents Residue | Water&Ethanol | Part Used | Leaf |
ITEMS | SPECIFICATION | METHOD | TEST RESULT |
Physical&Chemical Data | |||
Color | Light yellow to brown powder | Organoleptic | Qualified |
Ordour | Characteristic | Organoleptic | Qualified |
Appearance | Fine Powder | Organoleptic | Qualified |
Analytical Quality | |||
Identification | Identical to R.S. sample | HPTLC | Identical |
Flavonoids | ≥24.0% | HPLC | 25.40% |
Loss on Drying | 5.0% Max. | Eur.Ph.7.0 [2.5.12] | 3.21% |
Total Ash | 5.0% Max. | Eur.Ph.7.0 [2.4.16] | 3.62% |
Sieve | 100% pass 80 mesh | USP36<786> | Conform |
Loose Density | 20~60 g/100ml | Eur.Ph.7.0 [2.9.34] | 53.38 g/100ml |
Tap Density | 30~80 g/100ml | Eur.Ph.7.0 [2.9.34] | 72.38 g/100ml |
Solvents Residue | Meet Eur.Ph.7.0 <5.4> | Eur.Ph.7.0 <2.4.24> | Qualified |
Pesticides Residue | Meet USP Requirements | USP36 <561> | Qualified |
Heavy Metals | |||
Total Heavy Metals | 10ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 1.388g/kg |
Lead (Pb) | 3.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.062g/kg |
Arsenic (As) | 2.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.005g/kg |
Cadmium(Cd) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.005g/kg |
Mercury (Hg) | 0.5ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.025g/kg |
Microbe Tests | |||
Total Plate Count | NMT 1000cfu/g | USP <2021> | Qualified |
Total Yeast & Mold | NMT 100cfu/g | USP <2021> | Qualified |
E.Coli | Negative | USP <2021> | Negative |
Salmonella | Negative | USP <2021> | Negative |
Packing&Storage | Packed in paper-drums and two plastic-bags inside. | ||
N.W: 25kgs | |||
Store in a well-closed container away from moisture, light, oxygen. | |||
Shelf life | 24 months under the conditions above and in its original packaging. |
Analyst: Dang Wang
Checked by: Lei Li
Approved by: Yang Zhang
Product Function
Ginkgo Leaves Extract benefit for cataract,brain conditions, Alzheimer’s disease,erectile dysfunction, impotence, problems with erections antioxidant,benefit for anxiety,Benefit for memory and cognitive decline and dementia ,anti estrogenic activities.benefit for heart related disease.
Product detail pictures:

Related Product Guide:
With this motto in mind, we have turn out to be amongst probably the most technologically innovative, cost-efficient, and price-competitive manufacturers for Big Discount Marigold Lutein - Ginkgo Biloba Extract – Ruiwo , The product will supply to all over the world, such as: Botswana, Angola, Greece, We supply professional service, prompt reply, timely delivery, excellent quality and best price to our customers. Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.

The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
