Sophora Japonica Extract Rutin and Quercetin Manufacturer

Product Name: Sophora japonica extract Synonym Name: Quercetin dihydrate Latin Origin: Sophora japonica L Part of used: Flower buds Specifications: Quercetin dihydrate 95%,98% Appearance: Yellow fine powder Certification: ISO/HACCP/HALAL/KOSHER

Products Details

Sophora Japonica Extract Quercetin Introduction

Quercetin- (Sophora japonica extract) -was a hydrolysis product from Rutin which extracted from dried flower buds of Sophora japonica L, by alkali extraction, acid precipitation and purification process, it NLT 98.0% and NMT 102.0% of quercetin, calculated on the anhydrous basis.

Mainly Specifications of Sophora Japonica Extract Quercetin

① Quercetin Powder 95% HPLC ② Quercetin Powder 98% UV ③ Quercetin Granule 95% HPLC ③ Quercetin dihydrate 95% HPLC

Benefits of Sophora Japonica Extract Quercetin

❶ Quercetin is a kind of natural vitamin P, which has the ability to reduce capillary permeability and antioxidant. ❷ Quercetin is an anti-inflammatory & antiviral agent, has strong inhibit ability on Staphylococcus aureus, E.coli. ❸ Quercetin has strong antitumor activity, which can reduce the proliferation activity of tumor cells. ❹ Quercetin has effects on the central nervous system, analgesia, anti-depression and improve memory.

Typical Specification Sheet of Quercetin 95%

Analysis Items Specifications Methods
A. IR IR spectrum is concordant with spectrum of Quercetin RS <197K>.
B. UV The absorptivity at the maximum at 371nm is 75.5–80.0 <197U>.
C. HPLC Retention time of the sample matches with the standard in HPLC purity test.
Active Ingredients Tests
Quercetin dihydrate (HPLC) ≥95.00 % USP43<621>
Kaempferol ≤0.50% USP43<621>
Individual impurities ≤0.10% USP43<621>
Total Impurities ≤2.00% USP43<621>
Physical Tests
Appearance Yellow crystalline powder Visual
Particle size 98% pass 80 mesh Ch.P 2020 IV<0982>
Water ≤12.00% USP43<921>
Residue on Ignition ≤0.10% USP43<281>
Chemical Tests
Heavy Metals ≤10.00ppm USP43<231>
Pb<Lead> ≤3.00ppm USP43<211>
As<Inorganic arsenic> ≤1.00ppm USP43<251>
Cd<Cadmium> ≤1.00ppm USP43<232>
Hg<Total mercury> ≤0.10ppm USP43<261>
Sulphate ≤1,000ppm Ch.P 2020 IV<0802>
Microbiological Tests
Total Bacterial Counts ≤1,000cfu/g USP43<2021>
Yeasts and Molds ≤100cfu/g USP43<2021>
E. Coli Negative in 1g USP43<2022>
Salmonella Negative in 10g USP43<2022>
* Statements: Allergen Free,Irradiated free, GMO free, Additives free.

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★ Customized specification,granulation, capsulation service is acceptable. ★ Standardized products, reasonable price, professional service is continuously provided.

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