Factory Supply Organic 98% Quercetin Powder from Onion Extract,China Lyphar price supplier

Factory Supply Organic 98% Quercetin Powder from Onion Extract

 

Character:

-Product name: Quercetin Powder

-Specification:95%, 98%

-Appearance:Yellow powder

-Plant source: Quercus iberica, Apocynum lancifolium Rus.

 

 

Introduction:

 

Quercetin, also known as quercetin, quercetin dissolved in glacial acetic acid, alkaline aqueous solution was yellow, almost insoluble in water, ethanol solution taste bitter. Quercetin can be used as drugs, has a good expectorant, cough effect, and some asthma. Quercetin also used for lowering blood pressure, increasing capillary resistance, reducing capillary fragility, expansion of coronary artery, 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.

 

 

Function: 

1) Quercetin is a powerful antioxidant,  a natural anti-histamine, and anti-inflammatory.

2) Quercetin may help to prevent cancer, especially prostate cancer,reduce tissue destruction.

3) Quercetin as a flavonol, is a plant-derived flavonoid found in fruits, vegetables, leaves and grains. Quercetin also  may be used as an ingredient in supplements, Beverages or foods.

4) Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis.

5)  Quercetin may control the spread of certain viruses within the body. Quercetin may help reduce tissue destruction.

 

Certificate of Analysis: 

 

TEST	STANDARD	RESULTS
Appearance	Yellow, crystalline powder	Yellow, crystalline powder
Solubility	Practically insoluble in water	Complies
	Soluble in aqueous alkaline sol.	Complies
Tests
Loss on drying	≤12.0%	10.89%
Sulphated ash	≤0.5%	0.32%
Melting point	305-315°C	310-312°C
Heavy Metal	≤20PPM	<10PPM
Mesh size	95% pass 80 mesh	100% pass 80 mesh
Assay (anhydrous substance)	≥98%	98.92%
Microbiological test
Total plate count	≤1000cfu/g	<1000cfu/g
Yeast & Mould	≤100cfu/g	<100cfu/g
E.Coli	Absent	Absent
Pseudomonas aeruginosa	Absent	Absent
Conclusion: the test results conform to 98% standard.

 

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