Vitamin C Ascorbyl Stearate
Ascorbyl stearate, L-ascorbyl 6-stearate, L-ascorbic acid 6-stearate, E304ii
- CAS
- 10605-09-1
- EC
- 234-231-5
- Sectors
- Food & Nutrition, Personal Care & Cosmetics
Vitamin C Ascorbyl Stearate (CAS 10605-09-1, E304ii) is a fat-soluble ester of L-ascorbic acid and stearic acid with formula C₂₄H₄₂O₇ and molecular weight 442.59 g/mol. It presents as a white to pale brown solid, melting point 117 °C, density 1.125 g/cm³. SoleChem supplies it in food-grade quality meeting E304ii specifications under EU food additive regulations and in pharmaceutical-grade quality conforming to USP and Ph. Eur. standards.
SoleChem, an ISO 9001:2015 certified chemical supplier based in Türkiye, delivers Vitamin C Ascorbyl Stearate (CAS 10605-09-1) to customers in more than 40 countries.
Vitamin C Ascorbyl Stearate
Applications
- Food manufacturing: E304ii antioxidant in fats, oils, and baked goods.
- Pharmaceuticals: Protects oxidation-sensitive ingredients in lipid-based capsules.
- Personal care & cosmetics: Stabilises oil phase in creams and serums.
- Nutraceuticals: Co-antioxidant with tocopherols improving oxidative stability in oils.
- Food supplements: Lipid-based Vitamin C source; excluded from Directive 2002/46/EC Annex II.
Safety & Risks
Not classified as hazardous under GHS. Low acute toxicity; handle with standard industrial hygiene practices. Avoid prolonged dust inhalation. Store away from heat, moisture, and direct light.
Packaging
Supplied in 25 kg fibre drums or multi-layer bags; 1–5 kg small-lot options available. Store in cool, dry, temperature-controlled conditions.