Hot Sale for Rhodiola Rosea Root Extract - polygonum cuspidatum root Giant Knotweed Extract Polydatin resveratrol powder extract – Ruiwo
Hot Sale for Rhodiola Rosea Root Extract - polygonum cuspidatum root Giant Knotweed Extract Polydatin resveratrol powder extract – Ruiwo Detail:
Product Description
Product Name: Giant knotweed extract
Latin Name: Polygonum Cuspidatum
Category: Plant Extracts
Effective components: Resveratrol
Product specification: 50%, 98%
Analysis: HPLC
Quality Control : In House
Formulate: C14H12O3
Molecular weight: 228.25
CAS No: 501-36-0
Appearance: Off-white fine powder/off-white granule with characteristic odor.
Identification: Passes all criteria tests
Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.
Volume Savings: Sufficient material supply and stable supply channel of raw material in north China.
Certificate of Analysis
| Product name | Giant knotweed extract | Botanical Source | Polygonum cuspidatum. |
| Batch NO. | RW-GK20210508 | Batch Quantity | 1000 kgs |
| Manufacture Date | May. 08. 2021 | Inspection Date | May. 17. 2021 |
| Solvents Residue | Water&Ethanol | Part Used | Root&Stam |
| ITEMS | SPECIFICATION | METHOD | TEST RESULT |
| Physical&Chemical Data | |||
| Color | Off-White | Organoleptic | Qualified |
| Ordour | Characteristic | Organoleptic | Qualified |
| Appearance | Fine Powder | Organoleptic | Qualified |
| Analytical Quality | |||
| Identification | Identical to R.S. sample | HPTLC | Identical |
| Assay(L-5-HTP) | ≥98.0% | HPLC | 98.63% |
| Loss on Drying | 5.0% Max. | Eur.Ph.7.0 [2.5.12] | 3.21% |
| Total Ash | 5.0% Max. | Eur.Ph.7.0 [2.4.16] | 3.62% |
| Sieve | 100% pass 80 mesh | USP36<786> | Conform |
| Loose Density | 20~60 g/100ml | Eur.Ph.7.0 [2.9.34] | 53.38 g/100ml |
| Tap Density | 30~80 g/100ml | Eur.Ph.7.0 [2.9.34] | 72.38 g/100ml |
| Solvents Residue | Meet Eur.Ph.7.0 <5.4> | Eur.Ph.7.0 <2.4.24> | Qualified |
| Pesticides Residue | Meet USP Requirements | USP36 <561> | Qualified |
| Heavy Metals | |||
| Total Heavy Metals | 10ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 1.388g/kg |
| Lead (Pb) | 3.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.062g/kg |
| Arsenic (As) | 2.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.005g/kg |
| Cadmium(Cd) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.005g/kg |
| Mercury (Hg) | 0.5ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | 0.025g/kg |
| Microbe Tests | |||
| Total Plate Count | NMT 1000cfu/g | USP <2021> | Qualified |
| Total Yeast & Mold | NMT 100cfu/g | USP <2021> | Qualified |
| E.Coli | Negative | USP <2021> | Negative |
| Salmonella | Negative | USP <2021> | Negative |
| Packing&Storage | Packed in paper-drums and two plastic-bags inside. | ||
| N.W: 25kgs | |||
| Store in a well-closed container away from moisture, light, oxygen. | |||
| Shelf life | 24 months under the conditions above and in its original packaging. | ||
Analyst: Dang Wang
Checked by: Lei Li
Approved by: Yang Zhang
Product Function
Resveratrol weight loss, Resveratrol is naturally occurring phytoalexin produced by some higher plants in response to injury or fungal in fection. Phytoalexins are chemical substances produced by plants as a defense against in faction by pathogenic microorganisms,Natural Resveratrol may also have alexin-like activity for humans. Epidemiological, in vitro and animal studies suggest that a high resveratrol intake is associated with a reduced incidence of cardiovascular disease, and a reduced risk for cancer.
Cardiovascular – Resveratrol decreases the viscosity of the blood and acts as anticoagulant to thin blood, effective in treating cardiovascular disease by reducing thrombosis and embolisms that can block arteries and lead to myocardial and cerebral infarctions.
Cancer – Resveratrol has been found to reduce tumor volume, tumor weight Weight Loss – resveratrol is the most potent natural compound mimicking the positive effect of calorie restriction.
Antioxidant resveratrol prevent aging by protecting cellular free-radical damage.
kill Lyme bacteria.
Antimicrobial – To inhibit the growth of staph,salmonella the dosage. inhibit the growth of influ.
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By Myra from Lesotho - 2017.05.02 11:33
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
By Julie from Guinea - 2018.12.14 15:26
