Grape seed oil extraction with antioxidant effect
Testing Items | Standard Requirements | Testing Result | Single Conclusion |
Character | yellow-green clear transparent liquid | Qualified | Confirmed |
Scent | Soft scent | Qualified | Confirmed |
Density (20/20°C) | 0.920-0.926 | 0.925 | Confirmed |
Refractive Index (20°C) | 1.467-1.477 | 1.4751 | Confirmed |
Saponification value | 188mg/g-194mg/g | 190.2mg/g | Confirmed |
Acid value (KOH)/(mg/g) | ≤0.05 | 0.03 | Confirmed |
Main Ingredients | 70% - 78% linoleic acid | Qualified | Confirmed |