Quercetin Powder Sophora Japonica Extract CAS 6151-25-3 Quercetin Dihydrate Powder Quercetin98%

• Certification: ISO
• Assay Method: HPLC
• Application Form: Powder
• Application: Health Care Products, Medicine
• State: Powder
• Extract Source: Quercetin
• Model NO.: 98%
• Transport Package: Drum/Carton/Bag
• Specification: 98%
• Trademark: QINGYA
• Origin: China
• HS Code: 1302199099
• Production Capacity: 1000kg

Product Description

Product physical and chemical properties

Product Name: Quercetin

CAS:117-39-5

EINECS No.: 204-187-1

Plant Latin name: Citrus limon(L.)Burm.

Molecular formula: C₁₅H₁₀O₇

Molecular weight: 302.236

Product specifications: 98%

Detection method: HPLC

Density: 1.799g/cm³

Melting point: 314 - 317 ºC

Boiling point: 642.4 ºC

Flash point: 248.1 ºC

Refractive index: 1.823

Physical properties: Yellow needle-like crystalline powder

Solubility: Slightly soluble in water, easily soluble in alkaline aqueous solution

Product advantages:
Mature and stable production technology. The solvent residue in the product is qualified. Products are available in various specifications. Store in a cool, dry, dark and sealed place for a long time.

Quercetin safety:
The main ingredient of the drug, not directly edible, if accidentally into the eyes should immediately use a lot of water to clean and seek medical attention.

Storage:

Store in a cool, dry place away from light and high temperatures.
Packaging:

Negotiate or use double-layer plastic bags, 1 kg aluminum foil bags, 25 kg Drum

Quercetin Applications:

This product has good expectorant and cough-relieving effects, and has a certain antiasthmatic effect. In addition, it has the effects of lowering blood pressure, enhancing capillary resistance, reducing capillary fragility, lowering blood lipids, dilating coronary arteries, and increasing coronary blood flow. For the treatment of chronic bronchitis. It also has an auxiliary therapeutic effect on patients with coronary heart disease and hypertension.

In 1999, quercetin and dental materials, saccharin and its salt were included in the list of three types of carcinogens by the World Health Organization, along with tea and chlorinated drinking water, and in 2017, the Safety Evaluation Institute of the China Institute of Food and Drug Control made a preliminary list accordingly. In 2010, the FDA recognized quercetin from natural products as GRAS. Quercetin as anti-apoptosis, antioxidant can play a protective role in a variety of organ damage, as well as anti-cancer, anti-inflammatory, antibacterial, antiviral, lowering blood sugar, lowering blood pressure, regulating immune function and cardiovascular protection. The main food sources of quercetin intake in China are apples, green tea, oranges, pears and green vegetables.

Quercetin is widely present in the stem skin, flowers, leaves, buds, seeds and fruits of many plants, mostly in the form of glycosides, such as rutin, quercetin, hypericin, etc. Quercetin can be obtained by acid hydrolysis. Among them, the content is higher in the stem and leaves of buckwheat, sea buckthorn, hawthorn and onion. Quercetin is also found in many foods, including Onions, shallots, asparagus, cabbage, mustard greens, green peppers, chicory, grapefruit, lettuce, hawthorn, apples, mangoes, plums, radishes, blackcurrant, potatoes, and spinach. In addition, about 100 kinds of medicinal plants (such as sophora rice, platycypress leaves, galangal, colttoes, mulberry parasite, Notoginseng, ginkgo biloba, elderberry, etc.) contain this ingredient.