Factory Supply Pure Natural Quercetin Dihydrate Sophora Japonica Extract
Advantage:
1) 13 years of rich experience in R&D and production ensure the stability of product parameters;
2) 100% plant extracts ensure safer and healthier;
3) Professional R&D team can provide special solutions and customized services according to customer requirements;
4) Free samples can be provided.
(5) CAS number: 117-39-5; molecular formula: C15H10O7; molecular weight: 302.236
Why us?
● Made in China, using own planted raw material to make premium products
● Fast lead times
● 9 – step quality control process
● Highly experienced operations and quality assurance staff
● Stringent in-house testing standards
● Warehouse both in USA and China, fast response
Typical COA: Specification 95%HPLC
|
Analysis |
Specification |
Method |
|
Assay（Quercetin） |
≥95.0% |
HPLC |
|
Appearance |
Yellow Powder |
Visual |
|
Odor |
Characteristic |
Organoleptic |
|
Taste |
Characteristic |
Organoleptic |
|
Sieve Size |
90% pass 80mesh |
Complies |
|
Loss on drying |
≤12.0% |
CP2015 |
|
Sulphated ashes |
≤0.50% |
CP2015 |
|
Heavy Metals |
||
|
Total |
≤20ppm |
CP2015 |
|
Microbiological Control |
||
|
Total Plate Count |
NMT1000cfu/g |
CP2015 |
|
Yeast & Mold |
NMT100cfu/g |
CP2015 |
|
E.Coli |
Negative |
CP2015 |
Packing and Storage
Packing: 25kgs/drum. Packing in paper-drums and two plastic-bags inside.
Storage:Store in a well-closed container away from moisture, sun light, or heat.
Shelf Life:2 years.
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