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Calcium acetate

CAS Number
62-54-4
EC Number
200-540-9
Chemical Formula
C2H4O2.1/2Ca
Molecular Weight
158.17 g/mol

Description

Calcium acetate (CAS 62-54-4 ), also known by the E-number E263 , is an inorganic calcium salt used across food, pharmaceutical, and cosmetic manufacturing. It functions primarily as a preservative, pH buffer, and sequestrant in formulated products. In food production, E263 controls acidity and extends shelf life in baked goods, confectionery, and processed foods where microbial stability is a formulation priority. This additive is essential for maintaining product integrity over time. Pharmaceutical manufacturers use it as an active excipient in phosphate-binding preparations, including branded products such as Phoslyra and PhosLo, targeting renal patient formulations. It is a critical component in specialized medical treatments. In personal care, it acts as a buffering agent and firming component in creams, gels, and topical formulations requiring controlled pH. These properties ensure the stability and efficacy of various cosmetic and dermatological products. Industrial applications include its use as a catalyst precursor in acetone production and as a setting agent in textile and paper processing. Its versatility makes it a valuable chemical across multiple manufacturing sectors. Calcium acetate is supplied as a white crystalline powder or granules, with monohydrate being the most commercially prevalent form. Standard grades include food-grade ( FCC ), USP , and BP specifications for global supply chains. Bulk quantities are available for industrial use, with pharmaceutical-grade material subject to stricter purity and documentation requirements. This ensures that all regulatory standards are met for sensitive applications in healthcare. Contact us for supply of Calcium acetate Request Quote

Other Names (Synonyms)

Phoslyra | Phoslo Gelcaps | Phoslo | Lime pyrolignite | Lime acetate | Gray acetate of lime | Eliphos | calcium(II) acetate | E263

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point160 °C (decomp)
Density150 g/cm³
Flash Point160°C
Appearancewhite crystals or powder
Colorwhite
Odormild acetic
Formpowder
Water Solubilitysoluble
Refractive Index1.5500
pH8(1 mM solution)
8.43(10 mM solution)
8.77(100 mM solution)
9.13(1000 mM solution)
Log P-0.29

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H315Causes skin irritation
H319Causes serious eye irritation

Precautionary Statements

P264Wash … thoroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P321Specific treatment (see … on this label).
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29152990
Storage Class13 - Non Combustible Solids
WGK (Germany)1