Sophora Japonica Extract Quercetin CAS 117-39-5 98% Quercetin Powder

Quercetin, also known as Meletin, Quercetin Anhydrous dissolved in glacial acetic acid, alkaline aqueous solution was yellow,almost insoluble in water, ethanol solution taste bitter. Quercetin play the role of the increase in coronary blood flow. For the treatment of chronic bronchitis. Quercetin is usefull of adjuvant therapy in patients with coronary heart disease and hypertension.

Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic.
Quercetin has anticancer activity, inhibits PI3-kinase activity and slightly inhibits PIP Kinase activity, reducescancer cell growth via type II estrogen receptors.
Quercetin may inhibit histamine release from basophils and mast cells.
Quercetin may control the spread of certain viruses within the body. Quercetin may help reduce tissue destruction.
Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis.

1. Applied in pharmaceutical industry: Some medicine with bromelain like throat tablet can diminish inflammation, facilitate digestion and improve immunological competence.So it can be applied in examination, treatment of gynecopathy, glaucoma and inset bitten.
2. Applied in food industry: It can be applied in hydrolyzing protein of plants and animals, so it can be used in the meat tenderizer,wine clarifier,stabilizer of noodle,health foods and soy sauce brewing etc. It can also improve the nutritional value. 

Q&A
Q1: How to confirm the Product Quality before placing orders?
A: By sending you our available samples.
Or if you have special requirement on the goods, we can prepare samples according to your requirement for your confirmation.
 
Q2: Can you supply free samples?
A: Yes, we can provide some free sample, but the shipping cost should be on the customers' account. You can either pay the shipping cost or arrange a courier to collect the samples.
 
Q3: What's the MOQ?
A: For the high value product, our MOQ starts from 1g and generally starts from 10g.
For other low value product, our MOQ starts from 100g and 1kg.
 
Q4: How to place order and make payment?
A: You can send our your Purchase order(if your company has), or just send a simple confirmation by email or by TradeManager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
 
Q5: How do you treat quality complaint?
A: All our products are strictly tested by our QC, and confirmed by QA; unqualified material will not be released to customer. 
In case any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.