factory customized Kudzu Extract - Ginkgo Biloba Extract – Ruiwo
factory customized Kudzu Extract - 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.


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The key to our success is "Good Products Good quality, Reasonable Value and Efficient Service" for factory customized Kudzu Extract - Ginkgo Biloba Extract – Ruiwo , The product will supply to all over the world, such as: Bangkok, Florida, UK, If you are for any reason unsure which product to select, do not hesitate to contact us and we will be delighted to advise and assist you. This way we will be providing you with all the knowledge needed to make the best choice. Our company strictly follows "Survive by good quality, Develop by keeping good credit. " operation policy. Welcome all the clients old and new to visit our company and talk about the business. We are looking for more and more customers to create the glorious future.
Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.



