| Customization: | Available |
|---|---|
| Certification: | ISO, HACCP, Kosher |
| Assay Method: | HPLC |
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| Product Name | Giant knotweed Extract |
| Latin Name | Polygonum cuspidatum Sieb. et Zucc L |
| Item | Specification(in house) | Results | Methods |
| Marker Compound | Resveratrol 50% | 50.21% | HPLC |
| Appearance & Color | Yellow Brown powder | Conform | GB5492-85 |
| Odor & Taste | Characteristic | Conform | GB5492-85 |
| Plant Part Used | Root | Conform | |
| Extract Solvent | Water and ethanol | Conform | |
| Bulk Density | 0.4-0.6g/ml | 0.50-0.55g/ml | |
| Mesh Size | 80 | 100% | GB5507-85 |
| Loss on Drying | ≤5.0% | 3.62% | GB5009.3 |
| Ash Content | ≤5.0% | 3.25% | GB5009.4 |
| Solvent Residue | <0.2% | Conform | GC-MS |
| Heavy Metals | |||
| Total Heavy Metals | ≤10ppm | <3.0ppm | AAS |
| Arsenic (As) | ≤1.0ppm | <0.1ppm | AAS(GB/T5009.11) |
| Lead (Pb) | ≤1.0ppm | <0.5ppm | AAS(GB5009.12) |
| Cadmium | <1.0ppm | Not Detected | AAS(GB/T5009.15) |
| Mercury | ≤0.1ppm | Not Detected | AAS(GB/T5009.17) |
| Microbiology | |||
| Total Plate Count | ≤10000cfu/g | Conform | GB4789.2 |
| Total Yeast & Mold | ≤1000cfu/g | Conform | GB4789.15 |
| Total Coliform | ≤40MPN/100g | Not Detected | GB/T4789.3-2003 |
| Salmonella | Negative in 25g | Not Detected | GB4789.4 |
| Staphylococcus | Negative in 10g | Not Detected | GB4789.1 |
| Packing and Storage | 25kg/drum Inside: Double-deck plastic bag, outside: Neutral cardboard barrel & Leave in the shady and cool dry place | ||
| Shelf Life | 3 Year When Stored properly | ||
| Expiration Date | 3 Years | ||
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