Vitamin C Potassium Ascorbate
Potassium ascorbate, Potassium L-ascorbate, Monopotassium ascorbate, X5523762RI
- CAS
- 15421-15-5
- EC
- 239-432-1
- Food Code
- E265
- Sectors
- Food & Nutrition, Nutraceuticals & Supplements, Pharma & Healthcare
Vitamin C Potassium Ascorbate (CAS 15421-15-5; EC 239-432-1) is the potassium salt of L-ascorbic acid, supplied as a white crystalline powder or granule. It delivers vitamin C activity in a neutralised, low-acidity form, functioning as an antioxidant and preservative across food, pharmaceutical, nutraceutical, and agricultural applications.
Unlike ascorbic acid, it is suited to pH-sensitive formulations where free acidity is undesirable. Listed under food additive designation E303, it is available in Food Grade and Pharma Grade (USP, Ph. Eur.) forms. Solubility in water is high, supporting use in aqueous and effervescent systems.
SoleChem, an ISO 9001:2015 certified chemical supplier based in Türkiye, delivers Vitamin C Potassium Ascorbate (CAS 15421-15-5) to customers in more than 40 countries.
Vitamin C Potassium Ascorbate
Applications
- Nutraceuticals & Supplements: EU-authorised vitamin C for immune, collagen, and iron absorption claims.
- Food & Beverage: antioxidant and fortification agent E303 in dairy and high-pH products.
- Pharma & Healthcare: effervescent and oral vitamin C meeting USP and Ph. Eur. standards.
- Animal Feed: stabilised vitamin C for premixes and feed concentrates.
- Cosmetics & Topicals: ascorbate-potassium source for ingestible and topical formulations.
Safety & Risks
Not classified as hazardous under GHS. Low acute toxicity; no significant handling risks under normal conditions. Use standard PPE. Store in a cool, dry place away from moisture and direct light.
Packaging
Standard supply in 25 kg bags or fibre drums; small-lot quantities available in 1–5 kg units. Store cool and dry.