Quercetin, Extract, Expectorant Cough manufacturer / supplier in China, offering Plant Extract Quercetin (CAS 117-39-5), Factory Supply Thymosin Alpha 1 Powder CAS 62304-98-7, Pharmaceuticals 99% Pure Peptide Thymosin Alpha Melanotan Powder and so on.
| Min. Order / Reference FOB Price | 1 KG | US $1-90/ KG |
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| Port: | Shanghai, China
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| Production Capacity: | 5000kgs/Month |
| Payment Terms: | L/C, T/T, D/P |
| Certification: | BRC, ISO, FDA, HACCP |
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| Assay Method: | UV |
| Application Form: | Injection, Tablet, Capsule |
| Application: | Food, Health Care Products, Medicine |
| State: | Powder |
| Extract Source: | Sophora Japonica |
| Product Name | Quercetin Dihydrate |
| Appearance | Yellow powder |
| Identification | Must positive |
| Melting point | 305ºC~315ºC |
| Particle size | 95% pass through sieve # 80mesh |
| Reducing sugars | Not be detected |
| Sulfate | ≤1000ppm |
| Chloride | ≤1000ppm |
| Bulk density | ≥0.20gm/cc |
| Tapped density | ≥0.30gm/cc |
| Heavy metals | ≤10ppm |
| Sulphated ash | ≤0.30% |
| Loss on drying | ≤0.20% |
| Assay by HPLC | ≥95.0% |
| Microbiological test | Total plate count: ≤1000cfu/g Mildew & Yeast: ≤100cfu/g E.Coli: Negative Salmonella: Negative Coliforms: ≤10cfu/g |
| Arsenic,Mercury,Cadmium,Lead about Sophorae Japonica (The starting material of Quercetin Dihydrate ) is below: | |
| -Arsenic | ≤1ppm |
| -Mercury | ≤0.1ppm |
| -Cadmium | ≤1ppm |
| -Lead | ≤3ppm |
| Residual solvent | Meets the requirements of USP. |
| Pesticide Screen | Meets the requirements of USP. |
| GMO/BSE status | Not genetically modified organism. Free of BSE |
| Storage | Store in tight containers,in a cool dry area |
Quercetin soluble in glacial acetic acid, alkaline solution yellow, almost insoluble in water, ethanol solution;Taste very bitter.Can be used as a drug, has a good expectorant, cough, and there was a smooth wheezing effect.In addition to lowering blood pressure, improve blood capillary resistance, reduce capillary fragility, blood fat, expansion of coronary artery, increase coronary blood flow, and so on.Used in the treatment of chronic bronchitis.In patients with coronary heart disease and high blood pressure also have auxiliary therapy effect
1:We have 20 years of experience in exporting products, strong market response capabilities and a wide range of trading partners.
2:We have a variety of certified factories to produce high quality products.
3:We offer full link hosted services from production to delivery.
4:We provide testing services prior to shipment of the product.
5: We will cultivate customers in every country market, let customers develop quickly with us, and win-win cooperation.
6:Stable supply, delivery on time, quality assurance
Question 1:Can you supply free samples ?
Answer:Because so many free sample orders everyday to us, sorry, we need to supply sample with charge, but sample charge can be deducted from future orders.Hope you can understand.
Question 2: How to assure your delivery same good quality as sample?
Answer: We just take sample from mass production. So same production line,same quality. Even we can supply you preshipment batch sample approval.
Question3. How to assure our delivery and quality after prepayment? If there is a dispute about quality etc, how to solve the problem?
Answer: We are committed to ingredient industry for nearly 20 years. Our products sold popular to European, american, russia and asian market.
The most important is pls book order directly in Alibaba order.You can get extra Ali trade assurance. Our current assurance limit is USD104000 and will still up in future.
We welcome use Trade Assurance, you'll enjoy:
100% product quality protection
100% on-time shipment protection
100% payment protection for your covered amount
Question 4:What kind of payment do you prefer?
Answer: We can accept TT, DP,LC,Westunion etc.
Payment
Payment Term | T/T | 30% T/T in advance, paid the balance before shipment | |
| CFR(C&F) | |||
| 30% T/T in advance, paid the balance against copy of B/L | |||
| CIF | |||
| L/C | L/C amount above 20,000 usd, we can accept L/C at sight after the issuing bank approved by us | ||
| West Union | |||
| Amount lower than 5000usd | |||
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