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Product Name: quercetin complex
quercetin complex source:quercetin is a flavonoid widely distributed in nature. The name has been used since 1857, and is derived from quercetum (oak forest), after Quercus.
quercetin complex introduction: quercetin is a potent antioxidant and has anti-inflammatory activity,protecting cellular structures and blood vessels from the damaging effects of free radicals. It improves blood vessel strength. quercetin inhibits the activity of catechol-O-methyltransferase that breaks down the neurotransmitter norepinephrine. This effect may lead to elevate the levels of norepinephrine and an increase in energy expenditure and fat oxidation. It also means quercetin acts as an antihistamine leading to the relief of allergies and asthma. As an antioxidant, it reduces LDL cholesterol and offers protection from heart disease.
Appearance: Light Yellow Crystalline Powder
Active ingredient: quercetin
Test By: HPLC
quercetin complex specifications: quercetin Dihydrate 98% UV/95%HPLC
Molecular formula: C15H10O7
Molecular weight: 302.24
Structural formula:
quercetin complex Main benefits:
1. It has good expectorant, cough effect, and some asthma, for the treatment of chronic bronchitis.
2. It can lower blood pressure, fragility, blood fat, expanse coronary artery, and increase capillary resistance coronary blood flow, and Other effects on the coronary heart disease and hypertension role of adjuvant therapy.
3. It can beanti-tumor and anti-platelet aggregation.
4. It can inhibit platelet aggregatireduce capillaryon and 5 - hydroxytryptamine (5-HT) release.
quercetin complex specification
|
Item |
Specification |
Result |
Method |
|
Maker Compounds |
NLT98% Artermisinin |
98.6% |
UV |
|
Organoleptic |
|
|
|
|
Taste |
Characteristic |
Conforms |
Organoleptic |
|
Odor |
Characteristic |
Conforms |
Organoleptic |
|
Appearance |
Yellow crystalline |
Conforms |
Visual |
|
Color |
White |
Conforms |
Visual |
|
Part Used |
Whole herb |
Conforms |
|
|
quercetin complex Microbiological Tests |
|||
|
Salmonella |
Negative |
Negative |
FDA(BAM)Chapter5.8 th Ed |
|
Staphylococcus |
Negative |
Negative |
AOAC |
|
Total Yeast & Mold |
≤100cfu/g |
15cfu/g |
FDA(BAM)Chapter18.8th Ed |
|
Total Plate Count |
≤1000cfu/g |
190cfu/g |
AOAC990.12,16 th |
|
E.Coli |
Negative |
Negative |
AOAC975.55,16 th |
|
quercetin complex Heavy metals |
|||
|
Total Heavy Metals |
≤20ppm |
Conforms |
CP2000 |
|
Lead |
≤2ppm |
Conforms |
GB/T5009.12-1996 |
|
Arsenic |
≤2ppm |
Conforms |
GB/T5009.11-1996 |
|
quercetin complex Pesticide Residue |
|||
|
666 |
<0.2ppm |
Conforms |
GB/T5009.19-1996 |
|
DDT |
<0.2ppm |
Conforms |
GB/T5009.19-1996 |
|
quercetin complex Physical Charactristics |
|||
|
Ash content |
≤12% |
6.21% |
AOAC942.05,17th |
|
Sulphated ash |
≤0.3% |
0.21% |
|
|
Melting point |
305-315℃ |
313℃ |
|
