Specification | ||
Test Item | Specification | Test Method |
Appearance | Yellow Brown to Brown Powder | Visual |
Odor&Taste& | Characteristic | Organoleptic |
Resveratrol | Min 50% | HPLC |
Moisture Content | Max 5% | GB5009.3 |
Heavy Metals | Max 20ppm | USP42<467> |
Arsenic | Max 2ppm | USP42 |
Lead | Max 2ppm | USP42 |
Pesticides Residue | USP Standard | USP42 |
Particle Size | 95% pass 80 mesh | GB/T5507 |
Microbial limit test | ||
Total Plate count (cfu/g) | Max 1000 cfu/g | GB4789.2 |
Moulds and yeast | Max100cfu/g | GB4789.15 |
Escherichia coli | Negative/10g | GB4789.38 |
Salmonella | Negative/25g | GB4789.4 |
Staphylococcus aureus | Negative/25g | GB4789.10 |