Polygonum Cuspidatum Extract Trans-Resveratrol 98% HPLC

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 Bulk-Tapped density 0.4-0.6g/mL CP2020 IV Water content ≤0.5% CP2020 IV Ash content ≤0.5% CP2020 IV Chemical Tests Heavy Metals ≤10.00ppm CP2020 IV Pb ≤2.00ppm CP2020 IV As ≤2.00ppm CP2020 IV Cd ≤1.00ppm CP2020 IV Hg ≤0.10ppm CP2020 IV Methanol residues ≤500ppm CP2020 IV Ethanol residues ≤1500ppm CP2020IV 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 Why Choose Us ★ Customized specification and capsulation service is acceptable. ★ Standardized products, reasonable price, professional service is continuously provided.