Customization: | Available |
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Certification: | RoHS, BRC, ISO, FDA, HACCP |
Assay Method: | HPLC-MS, GPC, UV |
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Product Name
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Quercetin |
Category
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Plant extract
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Analysis
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HPLC
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Storage
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Keep in cool and dry place, well-closed, away from moisture or direct sunlight.
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1. Quercetin application in cosmetics
Quercetin is mainly used in sunscreen cosmetics, but also can be added to face cream, lotion, serum, toner and other skin care products; At the same time, because of its yellow powder appearance, it can be used as a hair dye.
2. Pharmaceutical industry
It has good expectorant, cough and asthmatic effects, and is used for the treatment of chronic bronchitis. It also has an auxiliary therapeutic effect on patients with coronary heart disease and hypertension.
3. Health products industry
Anti-inflammatory, antiviral, antioxidant, etc.
4. Food industry
Antioxidants. Mainly used in oils, beverages, cold drinks, meat processing products.
Items | Requirements | Results |
Physical & Chemical | ||
Appearance | Yellow powder | Conform |
Odor | Characteristic | Characteristic |
Particle Size | 98% pass 80mesh | Complies |
Loss on Drying | ≤5.0% | 3.65% |
Ash | ≤5.0% | 1.96% |
Solvent Residue | Meet USP standard | Complies |
Pesticide Residue | Meet USP standard | Complies |
Heavy Metal | ||
Lead (Pb) | ≤2.0ppm | Conform |
(As) | ≤1.0ppm | Conform |
(Cd) | ≤1.0ppm | Conform |
(Hg) | ≤0.1ppm | Conform |
Microorganism | ||
Total Plate Count | ≤1000cfu/g | Conform |
Yeasts and Molds | ≤100cfu/g | Conform |
Saimonella | Negative/25g | Conform |
E.coli | Negative | Conform |
Assay | 98% | 98.5% |