| Product name | Vitamin K4 |
| Test Items | Specifications |
| Appearance | White crystalline powder |
| Assay (On dry basis) | 99.0% Min |
| Melting point | 112-115°C |
| Absorption coefficient | 230-260 |
| UV spectrum | 285-322nm Max |
| IR spectrum | Accord with the test |
| Loss on drying | 1.0% Max |
| Residue on ignition | 0.1% Max |
| Zinc | Accord with the test |
Packing: In 25kgs/CARDBOARD DRUM
Storage conditions: Store in original or other lightproof containers, tightly sealed. Always keep away from light.