Ascorbyl Palmitate
Category：Vitamins
Introduction
It is a fat-soluble antioxidant that can prevent the formation of oil peroxides, delay the oxidative deterioration of animal oils, vegetable oils, samples, artificial oils, milk and carotenoids, and produce vitamins BHA and BHT.
Description
It is a white or yellowish-white powder. It has slightly citrus smell. It is very soluble in water and vegetable oils, soluble in ethanol.
Application
It can be obtained by esterification of palmitic acid and ascorbic acid. It is a fat- soluble antioxidant that can prevent the formation of oil peroxides and delay the oxidation and deterioration of animal oil, vegetable oil, fish, margarine, milk and carotenoid. The effect is better than BHA and BHT.
Compared with ascorbic acid, ascorbyl palmitate has significantly enhanced antioxidant effect, because of the insertion of palmitic acid group, it has hydrophilic ascorbic acid group and lipophilic palmitate group, and then becomes a high-quality surfactant.
It can be used in oily foods, edible oils, animal and vegetable oils and advanced cosmetics. It can also be used in various infant foods and milk powders. It has antioxidant and nutritional strengthening functions and is widely used in food, cosmetics and medical health products.
Specification
| Appearance | White or yellowish-white powder. |
| Identification | IR or Specific Rotation or Chemical method |
| Appearance of solution | Clear and ≤BY4 |
| Assay | 98.0%~100.5% |
| Specific Rotation | +21.0°~+24.0° |
| Loss on Drying | ≤1.0% |
| Sulphated ash | ≤0.1% |
| Heavy Metals | ≤10ppm |
