| Certificates/Standards: | N; |
| Monthly Output: | 3000 metric ton |
| Regional: | Not provided |
| Packaging Information: | 1KG;25KG |
| Mode Of Payment: | Alibaba Assurance(Visa, e-checking, T/T, credit card), T/T, Western union, Paypal. |
| Delivery Lead Time: | within 2-3 working days after payment. |
| Main Sales Markets: | North America，Central/South America，Western Europe，Eastern Europe，Australasia，Asia，Middle East，Africa |
| Sample Provided: | No |
| Sample Policy: | Not provided |
| Minimum Quantity: | 1KG |
|
Product Name |
quercetin 98% |
|
Active ingredient |
Quercetin |
|
Specification |
98% |
|
Test Method |
HPLC |
|
Appearance |
yellow powder |
|
CAS No. |
117-39-5 |
|
MOQ |
1KG |
|
Package |
1kg; 5kg; 10kg; 25kg |
|
Shelf life |
2 years |
|
Manufacturer |
Shaanxi Jintai Biological Engineering Co., Ltd., |
|
Product Name |
Quercetin |
|
|
Plant Part |
Sophora japonica |
|
|
|
||
|
Analysis |
Specification |
Results |
|
Assay (UV) |
≥98% |
98.32% |
|
Identification |
Positive |
Complies |
|
Melting Point |
310℃ |
305℃~315℃ |
|
Appearance |
Yellow powder |
Complies |
|
Ash |
≤5.0% |
1.55% |
|
Moisture |
≤12.0% |
9.52% |
|
Pesticides |
Negative |
Complies |
|
Heavy metals |
≤10ppm |
Complies |
|
Pb |
≤2.0ppm |
Complies |
|
As |
≤2.0ppm |
Complies |
|
Hg |
≤1.0ppm |
Complies |
|
Odor |
Characteristic |
Complies |
|
Particle size |
95% through 80 mesh |
Complies |
|
Microbioiogical : |
||
|
Total of bacteria |
≤1000cfu/g |
Complies |
|
Fungi |
≤100cfu/g |
Complies |
|
Salmgosella |
Negative |
Complies |
|
Coli |
Negative |
Complies |
|
Storage Store in cool & dry place. Do not freeze. Keep away from strong light and heat. Shelf life 2 years when properly stored |
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