Customization: | Available |
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Certification: | ISO, FDA, HACCP |
Assay Method: | HPLC, UV |
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Product Name: | Polygonum Cuspidatum Root Extract Trans-Resveratrol 98% | ||
Extraction Solvent: | Ethyl acetate/ Ethanol / Water | Extract Ratio: | 150:1 |
Botanical Source: | Polygonum cuspidatum Sieb.Et Zucc. | Part of Used: | Root |
Irradiation: | Free | Carrier / Excipient: | NONE |
Country of Origin: | China | Mfg. Date: | 2024-08-27 |
Lot No.: | 20240827 | Exp. Date: | 2026-08-26 |
ITEMS | SPECIFICATIONS | TEST RESULTS | TEST METHOD |
Trans-Resveratrol | ≥98.0% | 98.31% | HPLC |
Emodin | ≤0.5% | 0.03% | HPLC |
Appearance | White Fine Powder | Complies | Visual |
Odor&Taste | Characteristic | Complies | Visual&Taste |
Particle Size | 100%Through 80 Mesh | Complies | USP<786> |
Bulk Density | 35.0~50.0g/100ml | 42.7g/100ml | USP <616> |
Loss on Drying | ≤2.0% | 0.22% | GB/T 5009.3 |
Sulphated Ash | ≤2.0% | 0.55% | GB/T 5009.4 |
Heavy Metals | ≤10ppm | Complies | GB/T 5009.74 |
Arsenic | ≤1ppm | Complies | GB/T 5009.11 |
Mercury | ≤0.1ppm | Complies | GB/T 5009.17 |
Cadmium | ≤0.3ppm | Complies | GB/T 5009.15 |
Lead | ≤0.3ppm | Complies | GB/T 5009.12 |
Total plate count | ≤1000cfu/g | 148cfu/g | GB/T 4789.2 |
Mould&Yeast | ≤100cfu/g | 42cfu/g | GB/T 4789.15 |
E.Coli | Negative | Negative | GB/T 4789.3 |
Salmonella | Negative | Negative | GB/T 4789.4 |
Staphylococcus | Negative | Negative | GB/T 4789.10 |