Tricalcium Citrate
Calcium Tricitrate
- CAS
- 813-94-5
- EC
- 212-391-7
- Food Code
- E333
- Sectors
- Food & Nutrition, Nutraceuticals & Supplements, Pharma & Healthcare
Tricalcium citrate, also known as calcium citrate tribasic, is a white odorless powder with formula C12H10Ca3O14 and molecular weight 498.43 g/mol. It has a density of 1.8 g/cm³, decomposes above 200°C, and is slightly soluble in water (0.1 g/L at 25°C), soluble in acids forming calcium ions. Hygroscopic, it is the calcium salt of citric acid, produced by neutralization of citric acid with calcium hydroxide or carbonate; available as anhydrous or tetrahydrate forms, used as calcium source in nutrition.
SoleChem, an ISO 9001:2015 certified chemical supplier based in Türkiye, delivers Tricalcium Citrate (CAS 813-94-5) to customers in more than 40 countries.
Tricalcium Citrate
Applications
Used as a nutrient supplement in dietary products for calcium fortification; food additive as sequestrant, buffer, antioxidant, firming agent, and acidity regulator in beverages, dairy, and baked goods; in pharmaceuticals for antacids and excipients; in cosmetics as pH adjuster; in animal feed for bone health; in water treatment for softening.
Safety & Risks
Low toxicity, GRAS by FDA; may cause mild eye/skin/respiratory irritation (H315, H319, H335). Avoid breathing dust (P261), use protective gloves/eye gear (P280), rinse if contacted (P302+P352, P305+P351+P338). Stable under ambient conditions; incompatible with strong acids.
Packaging
Typically in 25kg or 50kg multi-wall paper bags with PE liners or fiber drums to prevent moisture; store tightly closed in cool, dry, ventilated areas; non-hazardous for transport.