| SPECIFICATION SHEET | ||
| Product Name: | Witch Hazel Extract Powder | |
| Latin Name: | Hamamelis virginiana | |
| Used Part: | Leaf | |
| Analysis | Specification | Testing Method |
| Appearance | Yellow Brown fine powder | Visual |
| Odor | Characteristic | Organoleptic |
| Taste | Characteristic | Organoleptic |
| Assay(Tannins) | >=1.5% | HPLC |
| Loss on Drying | ≤5.0% | 105℃/2 hrs |
| Sieve Analysis | Pass 80 mesh | 80 Mesh Screen |
| Bulk Density | 45-55g/100mL | Measuring cup testing |
| Extract Solvents | ** & Alcohol | |
| Heavy Metal | <10ppm | Colorimetry |
| As | <2ppm | ICP-MS |
| Residual Solvents | Eur.Pharm.9.0 | GC |
| Microbiology | ||
| Total Plate Count | <5000cfu/g | CP2015 |
| Yeast & Mold | <1000cfu/g | CP2015 |
| E.Coli | Negative | CP2015 |
| Salmonella | Negative | CP2015 |
| Storage | Store in cool & dry place. Keep away from strong light and heat. | |
| Shelf life | 5 years when properly stored |
