China Natural Plant Extract Onion Extract Factory Supply 5%~40% Quercetin Powder, Find details about China Plant Extract, Onion Extract from Natural Plant Extract Onion Extract Factory Supply 5%~40% Quercetin Powder
Description:
Quercetin HPLC 5%~40%
Main Contents: Quercetin
Synonym(s): 2-(3,4-dihydroxyphenyl)- 3,5,7-trihydroxy-4H-chromen-4-one
Product Specification: 40% by HPLC
CAS NO: 117-39-5
Extract Solution: Water/ Ethyl Acetate
Molecular formula and weight: C15H10O7, 302.236
Melting Point: 316 °C
Items | Specification | Test Results |
Assay(Quercetin) | ≥40% | 40.15% |
Physical &Chemical Control | ||
Appearance | Brown Fine Powder | Complies |
Mesh | ≥98% Pass 80mesh | Complies |
Loss on Drying | ≤5.0% | 1.33% |
Residue on lgnition | ≤5.0% | 0.62% |
Heavy Metals | ||
As | ≤2.0ppm | <2.0popm |
Pb | ≤2.0ppm | <1.0ppm |
Cd | ≤1.0ppm | <1.0ppm |
Hg | ≤0.5ppm | <1.0ppm |
Microbiological Control | ||
Total Plate Count | ≤1000cfu/g | <10cfu/g |
Yrast & Mold | ≤100cfu/g | <10cfu/g |
E.Coil | ≤3.0MPN/g | <3.0MPN/g |
Salmonella | Negative | Negative |
Staphylococcus | Negative | Negative |
Function:
Quercetin, a member of the flavonoids family, exerts many beneficial health effects, including:
Improvement of cardiovascular health;
Reducing risk for cancer;
Protection against osteoporosis;
Has anti-inflammatory, anti-allergic and antitoxic effects.
Most of these properties are linked to its strong antioxidant action of quercetin but quercetin also modulates the expression of specific enzymes. Quercetin induces apoptosis and influences protein and lipid kinase signaling pathways. Quercetin is a candidate for preventing obesity-related diseases.
Application:
1. Effects on the blood system;
2. Effects on blood glucose and blood lipid;
3. Effects on pathogenic microorganisms;
4. Effects on smooth muscle;
5. Anti-cancer effect.
Packing & Storage:
Pack in paper-drums and two plastic-bags inside. Net Weight: 25kgs/paper-drum.
1kg-5kgs plastic bag inside with aluminum foil bag outside. Net Weight: 20kgs-25kgs/paper-drum.
Store in a well-closed container away from moisture and light.
Shelf Life:
2 years if sealed and store away from direct sun light.
Natural Ingredients, Healthy Life.
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