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Calcium acid pyrophosphate

CAS Number
14866-19-4
EC Number
238-933-2
Molecular Weight
216.04 g/mol

Description

Calcium acid pyrophosphate (CAS 14866-19-4 ), commonly abbreviated as CAPP and also known as calcium dihydrogen pyrophosphate, is an inorganic phosphate salt used in food manufacturing and industrial processing. It functions primarily as a leavening acid, buffering agent, and sequestrant across multiple product categories. In baked goods, CAPP acts as a slow-acting leavening acid when combined with sodium bicarbonate. This provides controlled gas release during baking to achieve consistent crumb structure in breads, cakes, and self-rising flours. Meat processors use it to bind moisture, improve texture, and stabilize color. In pharmaceutical tablet manufacturing, it serves as a calcium source and excipient where controlled pH and mineral supplementation are required. Agricultural and feed applications utilize CAPP as a bioavailable source. It is used in mineral premixes and compound feed formulations to provide phosphorus and calcium. Calcium acid pyrophosphate is supplied as a white crystalline powder for various industrial uses. Food-grade material is the predominant commercial form, with specifications aligned to FCC standards. Feed-grade and technical-grade variants are available for non-food industrial and agricultural applications. Contact us for supply of Calcium acid pyrophosphate Request Quote

Other Names (Synonyms)

Calcium dihydrogen pyrophosphate | calcium [hydroxy(oxido)phosphoryl] hydrogen phosphate | CAPP

Key Technical Features

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