Pure Natural Quercetin

Pure Natural Quercetin

Name: Quercetin
Specification: 95%, 98%
Test Method: UV, HPLC
CAS No: 117-39-5
MOQ:1Kg
Stock: 500 Kg
Package: 25Kg/Paper drum, 1Kg/Aluminum Foil Bag
Delivery Time: Within 2~3 working days after you order
Payment Way: Bank Transfer, TT
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Product Introduction

Production Introduction

槲皮素Pure natural quercetin is a flavonol compound. Pure natural quercetin is widely found in the stem, flower, leaf, bud, seed and fruit of many plants, mostly in the form of glycosides, such as rutin, quercetin, hypericin, etc. Quercetin can be obtained by acid hydrolysis. We specialize in research the quercetin that extract from the rutin. Quercetin used in pharmaceutical and healthcare additives.

Basic Information:

Name

Quercetin Powder

CAS

117-39-5

Molecular Formula

C15H10O7

Molecular Weight

302.236

EINECS

204-187-1

Water Solubility

Almost insoluble

Appearance

Yellow crystal powder

Manufacture Process:

production-process

What Main Functions of Rutin Extract?

●It is an antioxidant:

Quercetin is a natural chelating agent that can chelate iron in the body, reduce the iron overload in the body, reduce the oxidative damage caused by iron overload.

芦丁

●Inhibition of tumor activity:

In numerous studies, pure natural quercetin is a variety of biological effects, inhibit a variety of enzymes in cancer cells involved in cell proliferation and signal transduction pathways. On the other hand, some studies have shown that quercetin has a certain synergistic effect in combination with common chemotherapy agents or radiotherapy, and has a certain application prospect.

●It has good effect on antiviral activity:

It can significantly decrease the rate of the replication of hepatitis c virus (HCV), also found that after quercetin treatment of infectious virus particles was reduced by 65%, it showed affect the integrity of the virus, further confirmed by molecular experiments it plays a role of antivirus because it used to prevent hepatitis c virus (HCV) the rise in two acy lglycerin acyltransferase and hepatitis c virus core protein in lipid droplets on the surface of the typical position.

●It can protect the heart:

It can reduce blood pressure, enhance capillary resistance, reduce capillary brittleness, reduce blood fat, dilate coronary arteries, increase coronary blood flow and other effects, and also has an adjuvant therapeutic effect on patients with coronary heart disease and hypertension.

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●Pure natural quercetin has good effect way to cure cough.

●It is a natural yellow pigment.

Certificate of Analysis

TEST

STANDARD

RESULTS

Test Methods

Appearance

Yellow, crystalline powder

Yellow, crystalline powder

Visual

Solubility

Practically insoluble in water

Complies

Visual

Soluble in aqueous alkaline sol.

Complies

Visual


Tests

Loss on drying

≤12.0%

10.86%

5g/120℃

Sulphated ash

≤0.5%

0.29%

2g/525℃/3hrs

Melting point

305-315℃

310-312℃

Melting   point apparatus

Heavy Metal

≤20PPM

<10PPM

Automatic Absorption

Mesh size

95% pass 80 mesh

100% pass 80 mesh

80 Mesh Screen

Assay (anhydrous substance)UV

≥98%

98.5%

UV

Microbiological test

Total plate count

≤1000cfu/g

 <1000cfu/g

AOCO

Yeast & Mould

≤100cfu/g

 <100cfu/g

AOCO

E.Coli

Absent

 Absent

AOCO

Pseudomonas aeruginosa

Absent

 Absent

AOCO

Conclusion: the test results conform to enterprise standard.