Product Details
1.What is Puerarin?
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Puerarin Extract is also known as Puerarin. It is an isoflavone derivative with a crown-expanding effect isolated from the traditional Chinese medicine Pueraria lobata. Derived from the roots of Pueraria lobata (Willd) Ohwi and Pueraria thunbergiana Benth. The main chemical components are flavonoids Pueraria flavonoids, brown powder with low content, white needle-like crystal powder with high content, mp 187℃. Dissolved in methanol, slightly soluble in ethanol, slightly soluble in water, insoluble in chloroform or ether.
It has the effects of improving immunity, enhancing myocardial contractility, protecting myocardial cells, lowering blood pressure, and anti-platelet aggregation. It is widely used in the field of medicine.
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Puerarin is an isoflavone that exists in a variety of plants, including some medicinal plants, especially the rhizomes of Pueraria plants, such as the traditional Chinese medicine Puerarin, and Pueraria lobata. Puerarin is an 8-C-glucoside of daidzein.
Clinically, it is used for coronary heart disease, angina pectoris, and hypertension.
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Chinese herbal material Pueraria lobata
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2. Chemical & Physical Properties
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CAS Number
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3681-99-0
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Molecular Weight
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432.378
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Density
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1.6±0.1 g/cm3
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Boiling Point
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791.2±60.0 °C at 760 mmHg
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Molecular Formula
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C21H20O9
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Melting Point
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187-189°C
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Common name
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Puerarin
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Flash Point
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281.5±26.4 °C
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3. Product quality specification & standard
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Product name
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Puerarin
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Extract source
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It is the dry root of the leguminous plant Pueraria lobata
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Extraction Solvent
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Ethyl alcohol
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Appearance
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White powder
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Solubility
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Dissolved in methanol, slightly soluble in ethanol, slightly soluble in water, insoluble in chloroform or ether.
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Identification
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TLC, HPLC
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Ash
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NMT 0.5%
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Heavy metals
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NMT 20 PPM
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Loss On Drying
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NMT 5.0%
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Powder size
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80Mesh, NLT90%
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Assay of 98% Puerarin (HPLC test, percent, Standard in House)
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Min. 95.0%
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Residual Solvents
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- N-hexane
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NMT 290 PPM
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- Methanol
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NMT 3000 PPM
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- Acetone
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NMT 5000 PPM
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- Ethyl Acetate
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NMT 5000 PPM
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- Ethanol
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NMT 5000 PPM
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Pesticide Residues
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- Total DDT (Sum of p,p'-DDD,P,P'-DDE,o,p'-DDT and p,p' -DDT)
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NMT 0.05 PPM
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- Aldrin, Endrin, Dieldrin
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NMT 0.01 PPM
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Microbiological Quality (Total viable aerobic count)
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- Bacteria, CFU/g, not more than
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NMTÂ 103
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- Moulds and yeasts, CFU/g, not more than
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NMTÂ 102
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- E.coli, Salmonella, S. aureus, CFU/g
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Absence
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Storage
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In a Tight, Light-resistant, and Dry Place. Avoid Direct Sunshine.Â
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Shelf life
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24 months
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Application
It is mainly used for the treatment of alcoholism, retinal artery and vein occlusion, sudden deafness, myocardial infarction, Coronary heart disease, angina pectoris, hypertension, hyperlipidemia, and other diseases.
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5. Pharmacological effect
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a. Contains saponins, which have a protective effect on liver tissue immune damage.
b. Can effectively reverse chemically induced liver fibrosis.
c. Enhance myocardial contractility and protect myocardial cells.
d. It can dilate blood vessels, lower blood pressure and improve microcirculation.
e. Protect the deformability of red blood cells and enhance the function of the hematopoietic system.
f. Anti-platelet aggregation, increases fibrinolytic activity and reduces blood viscosity.
g. It has a protective effect on nephritis and renal failure models.
h. It has an obvious regulatory effect on non-specific immunity, humoral immunity, and cellular immunity.
i. It can promote the transformation rate of lymphocytes in normal people and tumor patients, and enhance the effect of natural hormones.
j. It has an obvious stimulating and inducing effect on the interference system.
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 7. Kintai manufacturing base
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8. Kintai R&D center
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★If you want to get high-quality Puerarin Extract, please feel free to contact us at  or feedback on the next page.
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http://www.kintai-bio.com/
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