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| ITEM | SPECIFICATION | RESULT | Test Method |
|---|---|---|---|
| Appearance | Off-white or yellowish powder | Complies | Visual |
| Identification | IR: positive HPLC: positive |
Complies Complies |
IR HPLC |
| Odor & Taste | Characteristic | Complies | Organoleptic |
| Resveratrol (on dry basis) | ≥98% | 99.61% | HPLC |
| Purity | ≥99.00% | 99.99% | HPLC |
| Moisture | ≤5.0% | 0.07% | CP2020<0832> |
| Ash | ≤5.0% | 0.06% | CP2020<2302> |
| Heavy metals | ≤10ppm | Complies | CP2020<0821> |
| *Lead(Pb) | ≤1.0ppm | Complies | ICP-MS |
| *Arsenic(As) | ≤1.0ppm | Complies | ICP-MS |
| *Cadmium(Cd) | ≤1.0ppm | Complies | ICP-MS |
| *Mercury(Hg) | ≤0.1ppm | Complies | ICP-MS |
| Particle size | ≥95% through 80 mesh | Complies | CP2020<0982> |
| Residue solvent | Ethanol ≤1000ppm | 288ppm | GC |
| Total Plate Count | ≤1,000cfu/g | <10cfu/g | GB4789.2 |
| Yeast & Mold | ≤100cfu/g | <10cfu/g | GB4789.15 |
| Coliforms | ≤0.92MPN/g | <0.3MPN/g | GB4789.3 |
| E.coli | Negative | Complies | GB4789.38 |
| Staphylococcus aureus | Negative | Complies | GB4789.10 |
| Salmonella | Negative | Complies | GB4789.4 |
| Status | Non-Irradiated, non-ETO, Non-Excipients | ||
| Storage | Storage at room temperature, seal tightly, keep from moisture and strong light. | ||
| Note | "*" Items are type inspection items. | ||
| Conclusion | Qualified | ||