1.description and specificaction of product
Active Ingredient: Quercetin
Molecular Formula: C15H10O7
Molecular Weight: 302.23
CAS NO. 117-39-5
Specification: 95% / 98%
Test Method: UV / HPLC
Use Part :Flower
Appearance: Yellow needle crystal powder
Packaging: 25kg/drum—-25kg net weight
Storage：Store in cool & dry place. Do not freeze.
Keep away from strong light and heat.
Shelf life：2 years when properly stored
2.Source and habitat:
Styphnolobium japonicum (L.) (Chinese scholar tree, pagoda tree; syn. Sophora japonica) is a species of tree in the subfamily Faboideae of the pea family Fabaceae.
It is native to China; despite the name, it was introduced in Japan. It is a popular ornamental tree in Europe, North America and South Africa, grown for its white flowers, borne in late summer after most other flowering trees have long finished flowering.
3. Indications and Uses:
1.Quercetin is good at expectorant, cough effect, and treating asthma.
2.It is useful to lower blood pressure, increase capillary resistance, reduce capillary fragility, lower blood fat, expansion of coronary artery, increase coronary blood flow and so on;
3.It is also used to treat chronic bronchitis, ?coronary heart disease?and high blood pressure.