Color | Purple |
Form | Powder |
Flavor, Taste & Odor | Characteristic |
Active Ingredients | Polyphenol, resveratrol |
Assay (dry basis) | 30%, 50% Polyphenol; 0.5%, 5% Resveratrol |
Assay Method | Folin-C, HPLC |
Particle Size | 100% pass 80 mesh |
Solubility | Solvent in ethanol & water |
Loss on Drying | ≤ 5.0% |
Ash Content | ≤ 5.0% |
Heavy Metals | ≤ 20 ppm |
Arsenic (As) | ≤ 2 ppm |
Lead (Pb) | ≤ 2.0 ppm |
Total Plate Count | < 1000 cfu/g |
Yeast and Moulds | < 100 cfu/g |
Salmonella | Negative |
Escherichia. Coli | Negative |
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