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Food additives data book - wordpres

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Acidulants 70<br />

NAME: Tartaric acid<br />

CATEGORY: Emulsifiers/stabilisers/ Chelating agents/ pH control agents/ Preservatives/ Flavour enhancers and<br />

modifiers/ Flour and baking <strong>additives</strong>/ Anti-caking agents/ Firming agents/ Humectants<br />

FOOD USE: Baked goods/ Dairy products/ Edible oils and fats/ Fish and seafoods and products/ Meat, poultry and<br />

eggs and products/ Fruit, vegetables and nuts and products/ Beverages/ Soft drinks/ Sugars, sugar<br />

preserves and confectionery/ Alcoholic drinks<br />

SYNONYMS: Dihydroxybutanedioic acid/ 2,3-Dihydroxybutanedioic acid/ 2,3-Dihydroxysuccinic acid/<br />

d-a, b-Dihydroxysuccinic acid/ L form CAS 87-69-4<br />

FORMULA: HOOC-(CHOH)2-COOH<br />

MOLECULAR MASS: 150.09<br />

ALTERNATIVE FORMS: Diethyl tartrate; potassium acid tartrate; potassium bitartrate; sodium potassium tartrate; sodium tartrate<br />

PROPERTIES AND APPEARANCE: Colourless to translucent crystals, or a white, fine to granular crystalline powder<br />

MELTING RANGE IN °C: 168–170<br />

IONISATION CONSTANT AT 25°C: 1.04 ¥ 10 -3<br />

4.55 ¥ 10-5 DENSITY AT 20°C (AND OTHER 1.7598 @ 20°/4°C<br />

TEMPERATURES) IN g/l:<br />

HEAT OF COMBUSTION AT 25°C: 275.1 kg carlories/gram molecular weight<br />

274.7 kg carlories/gram molecular weight (L form)<br />

272.6 kg carlories/gram molecular weight (D, L anhydrous form)<br />

PURITY %: ≥99.7<br />

WATER CONTENT MAXIMUM IN %: 0.5

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