Natural Sophora Japonica Extract Powder Quercetin 98%
Quercetin, also known as quercetin, quercetin, is soluble in glacial acetic acid, yellow in alkaline solution, almost insoluble in water, and bitter in alcohol solution.It has good expectorant and antitussive effects and has a certain antiasthmatic effect. In addition, quercetin powder also lowers blood pressure, enhances capillary resistance, reduces capillary fragility, lowers blood lipids, dilatation of coronary arteries, and increases coronary blood flow. Quercetin powder is used for the treatment of chronic bronchitis.
Quercetin dihydrate is a powerful immune enhancer and antioxidant, and a flavonol that supports heart health and cardiovascular function. It can promote healthy breathing, support the kidneys, and benefit the prostate. Quercetin dihydrate can also support healthy metabolism and help strengthen immune function. An anti-inflammatory pads help reduce the release of histamine, which is a compound released by cells in allergic and inflammatory reactions. It then helps reduce the pain and discomfort associated with inflammation
*Antioxidant, support healthy aging
*Can enhance immune function
*Reduce fatigue and improve athletic performance
*Promote cardiovascular and heart health
*Support breathing function
*Improve metabolic function
*Help support a healthy bladder
*May benefit prostate health
1. Quercetin powder is mainly used in oils, beverages, cold drinks and meat products.
2. Healthcare supplement
| Item | Specification | Results | Test Method |
| Appearance | Yellow powder | Complies | Visual |
| Identification | Must positive | Positive | Infrared Absorption |
| Melting point | 305℃—315℃ | 312℃ | Melting point Apparatus |
| Particle size | 95% pass through Sieve # 80 mesh | Complies | CP2015 |
| Bulk density | ≥0.20gm/cc | 0.23gm/cc | CP2015 |
| Tapped Density | ≥0.30gm/cc | 0.35gm/cc | CP2015 |
| Heavy metals | ≤10ppm | <10ppm | Atomic Absorption |
| -Arsenic(As) | ≤2ppm | 0.35ppm | Atomic Absorption |
| -Lead (Pb) | ≤2ppm | 0.42ppm | Atomic Absorption |
| -Mercury(Hg) | ≤1ppm | 0.05ppm | Atomic Absorption |
| -Cadmium(Cd) | ≤1ppm | 0.09ppm | Atomic Absorption |
| Sulphated Ash | ≤0.30% | 0.08% | CP2015 |
| Loss on drying | ≤12.0% | 9.25% | 5g/120℃ |
| Assay by HPLC | ≥95.0% | 95.12% | HPLC |
| Microbiological test: | |||
| Total plate count | ≤1000cfu/g | 100cfu/g | CP2015 |
| Mildew & Yeast | ≤300cfu/g | 10cfu/g | CP2015 |
| E.Coli | Negative | Complies | CP2015 |
| Salmonella | Negative | Complies | CP2015 |
| Staphylococcus | Negative | Complies | CP2015 |
| Residual Solvent | ≤5000mg/kg | 105mg/kg | GC |
| Pesticide Screen | Not Detected | Complies | GC |
| Packing&Storage Shelf Life |
Packed in paper-drums and two plastic-bags inside.N.W.:25kgs Store in a well-closed containers, in a cool dry area. Two years if sealed and stored away from direct sun light and heat. |
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| Conclusion | The test results conform to Quercetin Dihydrate HPLC 95% standard. | ||
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