Phosphates, Calcium

Synonym(s): Diphosphate, Tricalcium 
CAS Number: Monocalcium phosphate (Calcium Dihydrogen Phosphate): 7758-23-8; Dicalcium phosphate (calcium hydrogen phosphate, dibasic calcium phosphate): 7757-93-9; Tricalcium phosphate (tribasic calcium phosphate or tricalcic phosphate): 7758-87-4 
E Number: 341 
INS Number: 341; 341(i) Monocalcium phosphate (Calcium Dihydrogen Phosphate): Ca(H2PO4)2; 341(ii) Dicalcium phosphate (calcium hydrogen phosphate, dibasic calcium phosphate): CaHPO4; 341(iii) Tricalcium phosphate (tribasic calcium phosphate or tricalcic phosphate): Ca3(PO4)2

International Organisations 

Codex Alimentarius 

-Food Category, Functional Class and Recommended Usage is not available at this time. 

International Organisation of Vine and Wine (OIV) 

-Food Category, Functional Class and Recommended Usage is not available at this time. 

FIVS 

Classification Category 2 – Naturally occurring in grapes and treatment residual in wine 

Recommended Usage 

Please refer to the Joint FAO/WHO Expert Committee on Food Additives’ (JECFA) “acceptable daily intake” (ADI) for recommended usage.

Usage in Winemaking: 

Calcium phosphates are added to grape juice as a yeast nutrient prior to and during fermentation.

See FIVS technical papers for more information - click here.