| Certification: | RoHS, BRC, ISO, FDA, HACCP |
|---|---|
| Assay Method: | HPLC, UV |
| Application Form: | Powder |
| Application: | Food, Health Care Products |
| State: | Powder |
| Extract Source: | Root of Polygonum Cuspidatum |
| Samples: |
|---|
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function: Scavenging free radicals, extending aging
Anti-inflammation
Antioxidant and inhibition of lysozyme
Proteining tyrosine kinase inhibitor
Promoting collagen protein synthesis
Resveratrol powder is extracted from Giant knotweed. It is one of polygonaceae plants, and its native to east Asia and widely distributed in China. Giant knotweed in China and Japan in traditional medicine used to treat a variety of ailments, including fungal infection, a variety of skin inflammation, cardiovascular diseases and liver diseases and so on. Resveratrol and emodin is the main functional Ingredient in the giant knotweed.
| Analysis | Specification | Results |
| Assay(Resveratrol) | ≥98.0% | 98.65% |
| Physical & Chemical Control | ||
| Identification | Positive | Complies |
| Appearance | White to light yellow Powder | Complies |
| Odor | Characteristic | Complies |
| Mesh Size | 80 mesh | Complies |
| Loss On Drying | ≤5.0% | 2.27% |
| Methanol | ≤5.0% | 0.024% |
| Ethanol | ≤5.0% | 0.150% |
| Residue on Ignition | ≤3.0% | 1.05% |
| Heavy Metal Testing | ||
| Heavy Metals | <20ppm | Complies |
| As | <2ppm | Complies |
| LEAD(Pb) | < 0.5PPM | 0.22 ppm |
| MERCURY(Hg) | Not dectect | Complies |
| CADMIUM | < 1 PPM | 0.25 ppm |
| COPPER | < 1 PPM | 0.32 ppm |
| ARSENIC | < 1 PPM | 0.11 ppm |
| Microbiological | ||
| Total Plate Count | <1000/gMax | Complies |
| Staphylococcus Aurenus | Not Detected | Negative |
| Pseudomonas | Not Detected | Negative |
| Yeast & Mold | <100/gMax | Complies |
| Salmonella | Negative | Negative |
| E. Coli | Negative | Negative |
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