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Food additives data book - wordpres

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Nutritive Additives 620<br />

NAME: Calcium carbonate<br />

CATEGORY: Nutritive additive<br />

FOOD USE: Breads/ Cornmeal/ Dietary supplements/ Dietetic foods/ Farina/ Flour/ Formulated liquid diets/ Infant<br />

formulae/ Meal replacements/ Pasta/ Rice<br />

SYNONYMS: Carbonic acid calcium salt (1 :1)/ Limestone/ Precipitated calcium carbonate/ Precipitated chalk/<br />

CAS 471-34-1/ EINECS 207-439-9/ E170<br />

FORMULA: CaCO3<br />

MOLECULAR MASS: 100.09<br />

PROPERTIES: Odourless, tasteless powder or crystals. Bioavailability of pure compound is fair, but may be altered in<br />

presence of other food components<br />

APPEARANCE: White powder<br />

MELTING RANGE IN °C: 825 (decomposes)<br />

DENSITY AT 20°C (AND OTHER 2.7–2.95<br />

TEMPERATURES) IN g/l:<br />

SOLUBILITY % AT VARIOUS TEMPERATURE/pH COMBINATIONS:<br />

in water: Not soluble<br />

FUNCTION IN FOODS: Enrichment, fortification, or restoration. Also used for neutralisation<br />

ALTERNATIVES: Calcium chloride, calcium citrate, calcium glycerophosphate, calcium hydroxide, calcium lactate<br />

pentahydrate, calcium oxide, calcium phosphate monobasic, calcium phosphate dibasic, calcium<br />

phosphate tribasic, calcium pyrophosphate, calcium sulphate, ground limestone<br />

TECHNOLOGY OF USE IN FOODS: Incompatible with acids

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