China (Mainland)
- Product Details
Keywords
- QUERCETIN
- RUTIN
- PLANT EXTRACT
Quick Details
- ProName: QUERCETIN
- CasNo: 117-39-5
- Molecular Formula: C15H10O7
- Appearance: yellow powder
- Application: The material has good expectorant and ...
- DeliveryTime: IN 7 DAYS
- PackAge: DRUM
- ProductionCapacity: 20 Metric Ton/Month
- Purity: 98%
- Storage: cool and dry place, avoid light
- LimitNum: 25 Kilogram
- Plant of Origin: Herb Source from the dry bud of Sophor...
- Testing Method: 98%
- Product Ecification: UV
- Heavy Metal: < 10PPM
Superiority
best quality
Details
Name: Quercetin
Molecular formula: C15H10O7
Molecular weight: 302.23
Analysis:
|
Analysis content |
Criterion Prescript |
Analysis Result |
|
Description |
as a yellow powder |
conform |
|
Identification |
must presented positive reaction |
positive reaction |
|
Melting point |
305℃~315℃ |
conform |
|
Loss on drying |
9.5%~12.5% |
10.6% |
|
Residue on ignition |
≤0.2% |
0.12% |
|
Heavy meta |
≤20.0 mg/kg |
conform |
|
Pb |
≤5.0 mg/kg |
conform |
|
As |
≤2.0 mg/kg |
conform |
|
Cd |
≤0.3 mg/kg |
conform |
|
Hg |
≤0.2 mg/kg |
conform |
|
Total plate count |
not more than 1000 cfu/g |
conform |
|
Yeast&Mold |
not more than 100 cfu/g |
conform |
|
E.coli |
Absent |
Absent |
|
Salmonella |
Absent |
Absent |
|
Assay(anhydrous substance) |
≥98%（UV） |
98.6% |
Pharmacology: The material has good expectorant and antitussive effect, and some asthma preventing effect. It also can lower blood pressure, build up blood capillary resistance, reduce blood capillary fragility, antiatheroscloresis, expand coronary artery, increase coronary blood flow, etc. The material can be used for the treatment of chronic bronchitis. It is used as adjuvant therapy for coronary heart disease and high blood pressure. In addition, it is used for the treatment of prostate cancer in USA.
