CAS number： 7695-91-2
Molecular formula： C31H52O3
molecular weight： 472.7428
Chemical structure：
| Name of Product: | Vitamin E Powder Feed Grade | |
| Shelf Life: | ||
| Test Items | CWS Grade | NWS Grade |
| Appearance | White or light yellow flowability powder | White or light yellow flowability powder |
| Identification | ||
| Chemical reaction | Positive | Positive |
| Examining | ||
| Solubility | Dispersible in cool water forming a milky emulsion | / |
| Loss on Drying | ≤5.0 | ≤5.0 |
| Granularity | 90% pass through a sieve with aperture 0.84mm | 90% pass through a sieve with aperture 0.84mm |
| Heavy metals | ≤10ppm | ≤10ppm |
| Arsenic | Meets the requirements | Meets the requirements |
| Assay | Contain Vitamin E (C31H52O3)≥50.0% | Contain Vitamin E (C31H52O3)≥50.0% |
