Description:
The protophyte of Polygonum is regarded as rhizome and root of Polygonum cuspidatum Sieb. et Zucc., perennial herbaceous, being one of the Chinese medicinal herbs most in use in ancient China.
Cultivation: Fond of warm weather in nature, Polygonum better grows in moist & loose soil. Choose the arenaceous soil rich of humus when cultivating. It's also suitable to be cultivated by the ditch, in woodland of the hillside, and in front of or behind the house. Before soil preparation, apply tens of Kg of organic fertilizer per Mu. Plough the fields deep to 20-30cm. Prepare the earth as bed after ploughing.
Harvest: Administration by root and rhizome, Polygonum can be digged both in spring and autumn. Root-like stem and stem, leaf are better to be gathered during spring and summer. And the root is better to be gathered in spring and autumn. Cut it to pieces while fresh after cleaning and then leave to dry in the sunshine. Those with strong root and non-withered inside are considerably as good ones. Remove the fibrous root and the tail, cut to pieces after cleaning, leave to dry in the sunshine, keep in dry places. Be cautious of mould-proof & worm-eaten. Prepared small pieces should be stored in wooden case and jar.
Distribution: Polygonum most grows in ravine, by the river and in shady-warm places under trees, mainly distributed in the south of Changjiang River, Shan'xi, Henan and Shandong provinces in China.
Functions:
Antisepsis
Anti-oxidant
Antithrombotic, and Preventing the arteriosclerosis
Preventing and curing the cerebral ischemia
Lowering the whole blood viscosity
Decreasing blood fat and resisting mutagenesis
Protecting against heart disease, cancer, and platelet aggregation
Weaken white blood cell-endothelial cell adhesion, and activate KATP channels
Product name:Polygonum cuspidatum extract
Latin name:Polygonum cuspidatum sieb.Et zucc
Part used:Dried root
Extract solvent:Ethanol & water
Assayï¼?based on dryï¼?:Resveratrol > 98% hplc
Physical control
Appearance:Fine powder
Color:White
Odor &taste: characteristic odor &taste of resveratrol
Loss on drying:Nmt 5.0%
Ash: nmt 3.0%
Particle size: nlt 100% through 100 mesh
Bulk destiny:40-60g/100ml
Identification: tlc positive
Chemical control
Total heavy metals:Nmt10mg/kg
Microbiological control
Total plate count: Nmt 1000cfu/g
Yeast & mold :Nmt 50cfu/g
E. Coli.: nmt 40cfu/g
Salmonella :Nmt 10cfu/g
production name:polygonum extract
resveratrol
specifition:resveratrol 98%
color:white power
benifit:Ressveratrol is a natural anti-inflammatory agent and a powerful antioxidant. Activates thelongevity gene, known to prolong life and health. Inhibits cancer cell activity also reverses the cancer process. Protects against cardiovascular disease. DNA
repair. Clears the cell of DNA and support DNA repair.
application:Pharmaceutical, Food,supplement, Cosmetic
"1.Product name:Resveratrol
2.purity:98%
3.Quality:Organice standard
4.Low solvent residue
Application:
1.Applied in food field, it's used as food additive with the function of lengthening life
2.Applied in pharmaceutical field,it's frequently used as medicine supplement or OTCS ingredients and owns good efficacy for treatment of cancer and cardio-cerebrovascular disease
3.Applied in comestics,it's can delay aging and prevent UV radiation
Packaging & Shipping
Package: 25kgs/drum, plastic-bag inside, aluminum foil bag or fiber drum outside..
"High resveratrol 99% grape skin extract by HPLCProduct Name:Resveratrol
Appearance:White to off-white fine powde
Assay:50%, 98%
CAS No.:501-36-0
Other Names:trans-3,4,5-Trihydroxystilbene; 3,4',5-Trihydroxy-trans-stilbene
Molecular Formula:C14H12O3
Molecular Weight:228.2433
Boiling point:449.1°C at 760 mmHg
Flash point:222.3°C
Test Method:HPLC
Storage:Store in cool and dry places, keep away from strong light.
Shelf life:2 years when properly stored"
