China Cosmetics Grade Resveratrol CAS: 501-36-0 Polygonum Cuspidatum Root Extract Resveratrol, Find details about China Resveratrol, Polygonum Cuspidatum Extract Resveratrol from Cosmetics Grade Resveratrol CAS: 501-36-0 Polygonum Cuspidatum Root Extract Resveratrol
Product Name | CAS Number | INCI Name | |
Resveratrol | 501-36-0 | RESVERATROL | |
Molecular Formula | Molecular Weight | Molecular Structure | |
C14H12O3 | 228.24g/mol |
Product Name | Specification | Color |
Resveratrol | 98%,10% water soluble | White |
Items | Specification |
Assay | ≥10.00% |
Color | White fine powder |
Odor | Characteristic |
Taste | Characteristic |
Extract Solvent | Ethanol & water |
Physical Characteristics | |
Particle Size | 98% through 80 mesh |
Moisture | ≤5.0% |
Ash content | ≤5.0% |
Heavy Metals | |
Heavy metals | ≤10ppm |
Arsenic | ≤2ppm |
Plumbum | ≤3ppm |
Microbiological Tests | |
Total Plate count | ≤1000cfu/g |
Yeast & mold | ≤100cfu/g |
Escherichia coli | Negative |
Staphylococcus | Negative |
Salmonella | Negative |
Items | Specification |
Assay | ≥98.00% |
Color | White fine powder |
Odor | Characteristic |
Taste | Characteristic |
Extract Solvent | Water & ethanol |
Physical Characteristics | |
Particle Size | 98% through 80 mesh |
Moisture | ≤1.0% |
Ash content | ≤0.5% |
Bulk density | 35.0~50.0g/100ml |
Heavy Metals | |
Heavy metals | ≤10ppm |
Arsenic | ≤2ppm |
Plumbum | ≤3ppm |
Microbiological Tests | |
Total Plate count | ≤1000cfu/g |
Yeast & mold | ≤100cfu/g |
Escherichia coli | Negative |
Staphylococcus | Negative |
Salmonella | Negative |
Test Item | Concentration | Result |
Elimination of free radical DPPH | EC50: (39.5±2.8) μg/mL | |
Inhibition of b-16 melanocytes | 0.02% | Inhibition rate: 53.17% |
Inhibition of tyrosinase activity | IC50: 2.0μg/mL | |
Promotion of collagen production by cell culture | 1.25μmol/L | Promotion rate: 121(blank 100) |
Promotion of fibroblasts proliferation by cell culture | 5μmol/L | Promotion rate: 141(blank 100) |
Promotion of epidermal keratinocytes proliferation by cell culture | 10μmol/L | Promotion rate: 126(blank 100) |
Determination of SPF of sun protection effect | 1.5% | SPF value: 30(blank 7) |
Inhibition of lipoxygenase-1 activity | IC50: 1.02μg/mL | |
Inhibition of NF-kB cell activity | 5μmol/L | Inhibition rate: 33.9% |