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Food additives data book - wordpres

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Preservatives 756<br />

NAME: Potassium benzoate<br />

CATEGORY: Antimicrobial preservative<br />

FOOD USE: Beverages/ Margarine/ Bakery products/ Fish products/ Fruit juice, fruit pulp/ Jam/ Liquid egg, whole<br />

egg, egg yolk/ Mayonnaise, mustard, pickles, sauces, ketchup/ Sausage<br />

SYNONYMS: Benzoic acid, potassium salt/ E212/ CAS 582-25-2 (anhydrous)/ EINECS 209-481-3<br />

FORMULA: C6 H5 COOH<br />

MOLECULAR MASS: 160.22<br />

ALTERNATIVE FORMS: Other salts, benzoic acid<br />

PROPERTIES AND APPEARANCE: Orthorhombic crystals or powder<br />

MELTING RANGE IN °C: >300<br />

DENSITY AT 20°C (AND OTHER 1.44<br />

TEMPERATURES) IN g/L:<br />

PURITY %: >99 (anhydrous basis)<br />

WATER CONTENT MAXIMUM IN %: 1.5<br />

HEAVY METAL CONTENT MAXIMUM IN 10 (as Pb)<br />

ppm:<br />

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

in water: @ 20°C 50<br />

in ethanol solution: @ 90% 2.0 @ 100% 1.33<br />

FUNCTION IN FOODS: Antimicrobial preservative for margarine; oleomargarine; wine

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