
| Item | standard | |||
| appearance | Pale yellow oil | |||
| Acidity | ≤0.5ml | |||
| Potency,IU/g | 1000IU | 1100IU | 1200IU | 1360IU | 
| d-α tocopheryl acetate, min | ≥73.53% | ≥80.88% | ≥88.23% | ≥96% | 
| Heavy metals (as Pb) | ≤10ppm | |||
| Specific rotation,[a]d25, degrees | ≥+24 | |||
Packaging: Stainless steel drum(50kg, 200kg), could be as your required
Storage: Product should be preserved in tightly closed containers protected from light, heat, and air.
Shelf life: 24 months