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Calcium Citrate

Product Details

Tricalcium Citrate Tetrahydrate（25kg）

Calcium citrate is the calcium salt of citric acid. It is commonly used as a food additive (E333), usually as a preservative, but sometimes for flavor. In this sense, it is similar to sodium citrate.

Calcium citrate

IUPAC name

2-hydroxy-1,2,3-propane-tricarboxylic acid calcium salt (2:3)

Other names:E333, tricalcium dicitrate

Identifiers

CAS Number

· 813-94-5 

· 5785-44-4 (tetrahydrate) 

EC Number

· 212-391-7

E number

E333 (antioxidants, ...)

PubChem CID

· 13136

Properties

Chemical formula

Ca3(C6H5O7)2

Molar mass

498.4334 g/mol (anhydrous)
570.4945 g/mol (tetrahydrate)

Appearance

White powder

Odor

odorless

Density

1.63 g/cm3 (anhydrous)
2.00 g/cm3 (tetrahydrate)

Melting point

Decomposes

Boiling point

Decomposes

Solubility in water

0.85 g/L (18 °C)
0.95 g/L (25 °C)

Solubility

insoluble in alcohol

Structure

Crystal structure

Triclinic (tetrahydrate)

NFPA 704 (fire diamond)

Product Characters：White crystalline powders

Executive Standards：USP/FCC/E333/GB1903.14-2016

Packaging： plastic woven bag, 25kg net composite paper-plastic bags or 3-ply kraft paper bags with PE liner,500kg or 1000kg net PP woven jumbo bags

Storage： Kept in a light-proof, well-closed, dry and cool place, to avoid mixed storage with toxic, odor, and non-ferrous powders

Main Usage：Mainly used in food industry as chelating agent, buffer, tissue coagulant and calcium fortifier


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