China Manufacturer for Hypericin St John\\\\\\\’s Wort - Quercetin – Ruiwo
China Manufacturer for Hypericin St John\\\\\\\’s Wort - Quercetin – Ruiwo Detail:
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Product Description
Product Name: Quercetin
Category: Plant Extracts
Effective components: Quercetin Dihydrate, Quercetin Anhydrous
Product specification: 95%
Analysis: HPLC
Quality Control: In House
Formula: C15H10O7
Molecular weight: 302.24
CAS No: 117-39-5
Appearance: Yellow powder
Identification: Passes all criteria tests
Product Function:
1. Super Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic; Quercetin Complex; Quercetin weight loss.
2. Quercetin has antibacterial, anti-inflammatory and anti-allergic effects.
3. Quercetin has the effect of lowering blood pressure and blood lipid.
Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.
Certificate of Analysis
| Product name | Quercetin | Botanical Source | Sophora Japonica |
| Batch NO. | RW-Q20210503 | Batch Quantity | 1000 kgs |
| Manufacture Date | May 3. 2021 | Expiration Date | May 7. 2021 |
| Solvents Residue | Water&Ethanol | Part Used | Flower Bud |
| ITEMS | SPECIFICATION | METHOD | TEST RESULT |
| Physical&Chemical Data | |||
| Color | Yellow | Organoleptic | Conforms |
| Ordour | Characteristic | Organoleptic | Conforms |
| Appearance | Powder | Organoleptic | Conforms |
| Analytical Quality | |||
| Assay(Quercetin) | ≥95% | HPLC/UV | 95.16% |
| Loss on Drying | 5.0% Max. | Eur.Ph.7.0 [2.5.12] | 2.21% |
| Total Ash | 5.0% Max. | Eur.Ph.7.0 [2.4.16] | 1.05% |
| Sieve | 100% pass 80 mesh | USP36<786> | Conform |
| 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 | Conforms |
| Lead (Pb) | 2.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Arsenic (As) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Cadmium(Cd) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Mercury (Hg) | 0.5ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Microbe Tests | |||
| Total Plate Count | NMT 1000cfu/g | USP <2021> | Conforms |
| Total Yeast & Mold | NMT 100cfu/g | USP <2021> | Conforms |
| 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. | ||
Application of Quercetin
1. Quercetin is a plant pigment with potent antioxidant properties. It’s present in many common foods, such as onions, apples, grapes, and berries.
2. It can also be purchased as a dietary supplement for a variety of uses.
Product detail pictures:
Related Product Guide:
Our goods are broadly recognized and reliable by users and can meet consistently switching financial and social demands of China Manufacturer for Hypericin St John\\\\\\\’s Wort - Quercetin – Ruiwo , The product will supply to all over the world, such as: Tunisia, Morocco, Orlando, Our tenet is "integrity first, quality best". Now we have confidence in providing you with excellent service and ideal merchandise. We sincerely hope we can establish win-win business cooperation with you in the future!
By Madeline from South Africa - 2018.04.25 16:46
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Adelaide from Kenya - 2017.11.11 11:41
