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Hirudin hirudin extract (also known as hirudin powder) is the most important active ingredient in leeches, dried leeches extract and its salivary glands, and is a small molecule protein (polypeptide) composed of 65-66 amino acids. Hirudin Hirudin extract contains rich hirudin, hirudin has a strong inhibitory effect on thrombin, is the strongest natural specific inhibitor of thrombin.
| Items | Standards | Method | Results |
|---|---|---|---|
| Physical Analysis | |||
| Appearance | off-white powder | Organoleptic | Conforms |
| Color | off-white | Organoleptic | Conforms |
| Odor | Characteristic | Organoleptic | Conforms |
| General Analysis | |||
| Identification | Identical to R.S. sample | / | Conforms |
| Hirudin | ≥300ATU | / | 301ATU |
| Water | ≤5.0 | / | 2.2% |
| Loss on Drying (g/100g) | ≤5.0 | Eur.Ph.6.0[2.8.17] | 3.11% |
| Ash(g/100g) | ≤10.0 | Eur.Ph.6.0[2.4.16] | 4.49% |
| Microbiological Analysis | |||
| Chloride | ≤0.05 | USP40 | <0.05 |
| Sulfate | ≤0.05 | USP40 | <0.05 |
| Heavy Metals | ≤20ppm | USP30<61> | Conforms |
| Reducing Substances | ≤1.0 | USP30<62> | Conforms |
| Organic volatile impurities | Negative | USP30<62> | Conforms |
| Weight | Packing method |
|---|---|
| 1kg | bag/kg, box outside (double plastic bag + Aluminum foil bag inside) |
| 10kgs, 25kg or more | by Drums or carton (2 layers plastic bag inside) |
| Weight | Delivery method | Delivery time | Destination |
|---|---|---|---|
| 1kg-25kgs | EMS, DHL, UPS, Fedex | 3-7days | Door to door |
| 25kgs-100kgs | DHL, FedEx, by Air | 3-7days | Door to door (to Airport by Air) |
| more than 100kgs | by Air | 3-7days | Door to Airport |
| by Sea | 10-35days | Door to port |
