Vitamin C Sodium Ascorbyl Phosphate

Sodium ascorbyl phosphate, Sodium L-Ascorbyl-2-Phosphate, Sodium ascorbyl monophosphate, Trisodium ascorbate-2-phosphate

CAS
66170-10-3
EC
613-904-0
Sectors
Personal Care & Cosmetics

Vitamin C Sodium Ascorbyl Phosphate (SAP; CAS 66170-10-3; EC 613-904-0) is a phosphorylated, water-soluble vitamin C derivative with formula C₆H₉O₉P·3Na and MW 322.05 g/mol. It is a white to off-white solid; density 1.94 g/cm³ (20 °C), melting point 260 °C, water solubility 789 g/L (20 °C), pH 9.0–9.5 (30 g/L solution). Approved for cosmetic, pharmaceutical, and related applications.

SoleChem, an ISO 9001:2015 certified chemical supplier based in Türkiye, delivers Vitamin C Sodium Ascorbyl Phosphate (CAS 66170-10-3) to customers in more than 40 countries.

Request a QuoteWe respond within 1 business day.

Vitamin C Sodium Ascorbyl Phosphate

Applications
  • Personal care & cosmetics: Stable antioxidant in serums, sunscreens, acne, and brightening products.
  • Cosmetic emulsion stabilization: Protects oxidation-sensitive actives, extending emulsion shelf life.
  • Pharmaceutical: Stabilized vitamin C source for oral and topical drug formulations.
  • Nutraceuticals & supplements: EU-authorized (Reg. 432/2012) for collagen, immunity, and antioxidant claims.
  • Food & feed: Antioxidant additive pending market-specific regulatory approvals.
Safety & Risks

Not classified as hazardous under GHS. Low acute toxicity profile. Standard laboratory PPE recommended. Store in a cool, dry location away from direct light and moisture to preserve stability.

Packaging

Supplied in 25 kg drums or cartons; 1–5 kg bags available for development-scale orders. Store cool and dry.