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FACTORY OFFER 100% NATURAL SOPHORA JAPONICA EXTRACT, QUERCETIN POWDER 95%

Introduction

Quercetin(Quercetina) is a plant flavonol from the flavonoid group of polyphenols. It is found in many fruits, vegetables, leaves, seeds, and grains; red onions and kale are common foods containing appreciable amounts of quercetin.[2] Quercetin has a bitter flavor and is used as an ingredient in dietary supplements, beverages, and foods.

Product Details

Product Tags

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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.


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