Polygonum Cuspidatum Extract Resveratrol Introduction
Resveratrol- (Polygonum cuspidatum extract)-was extracted from dried root & stem of Polygonum cuspidatum Sieb. et Zucc. To get the crude extract resveratrol50%, then dissolved in ethanol & water solvents and purified and recrystallized by resin to get the trans-Resveratrol 98% above on dried basis.Mainly Specifications of Polygonum Cuspidatum Extract Resveratrol
① Resveratrol Powder 50% HPLC ② Resveratrol Powder 98% HPLC ③ Trans-Resveratrol 98% HPLC
Benefits of Polygonum Cuspidatum Extract Resveratrol
❶ Resveratrol can activate acetylase, anti-aging and prolong life . ❷ Prevention and treatment of cardiovascular diseases, control and reduce the risk of cardiovascular diseases. ❸ Resveratrol also has antibacterial, antioxidant, immunomodulatory, antiasthmatic and other biological activities. ❹Resveratrol has a significant inhibitory effect on melanoma cells,anti-cancer and anti-tumor activity.Typical Specification Sheet of Trans-Resveratrol 98%
| Analysis Items | Specifications | Methods | |
| Identifications | |||
| A. HPTLC | Sample exhibits major bands similar in position and color to standard solution. | ||
| B. HPLC | Retention time of the sample matches with the standard in HPLC purity test. | ||
| Active Ingredients Tests | |||
| Trans-Resveratrol | ≥98.00% | HPLC | |
| Physical Tests | |||
| Appearance | Off-white to white fine powder | Visual | |
| Odor | Characteristic | Organoleptic | |
| Taste | Characteristic | Organoleptic | |
| Particle size | 95% pass 80mesh | CP2020 IV<0982> | |
| Bulk-Tapped density | 0.4-0.6g/mL | CP2020 IV<0993> | |
| Water content | ≤0.5% | CP2020 IV <0832> | |
| Ash content | ≤0.5% | CP2020 IV <2302> | |
| Chemical Tests | |||
| Heavy Metals | ≤10.00ppm | CP2020 IV <0821> | |
| Pb<Lead> | ≤2.00ppm | CP2020 IV <2321> | |
| As<Arsenic> | ≤2.00ppm | CP2020 IV <2321> | |
| Cd<Cadmium> | ≤1.00ppm | CP2020 IV <2321> | |
| Hg<Total mercury> | ≤0.10ppm | CP2020 IV <2321> | |
| Methanol residues | ≤500ppm | CP2020 IV <0861> | |
| Ethanol residues | ≤1500ppm | CP2020IV <0861> | |
| Microbiological Tests | |||
| Total Bacteria Counts | ≤1,000cfu/g | GB/T4789.2 | |
| Yeasts and Molds | ≤100cfu/g | GB/T4789.15 | |
| E. Coli | Negative | GB/T4789.38 | |
| Salmonella | Negative | GB/T4789.4 | |
| * Statements: Allergen Free, Irradiated free, GMO free, Additives free. | |||
Application Cases
