Factory supplied Lutein Esters Candy - Sophora Japonica Extract Rutin and Quercetin Manufacturer – Healthway
Factory supplied Lutein Esters Candy - Sophora Japonica Extract Rutin and Quercetin Manufacturer – Healthway Detail:
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 |
| Identifications | ||
| 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. | ||
Application Cases
Why Choose Us
★ Customized specification,granulation, capsulation service is acceptable.
★ Standardized products, reasonable price, professional service is continuously provided.
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That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for Factory supplied Lutein Esters Candy - Sophora Japonica Extract Rutin and Quercetin Manufacturer – Healthway , The product will supply to all over the world, such as: South Africa, Slovenia, Jordan, we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We will work wholeheartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
By Edward from Sheffield - 2018.12.28 15:18
The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
By Lilith from Dominica - 2017.04.28 15:45
