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Food additives data book - wordpres

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Emulsifiers 372<br />

NAME: Propylene glycol esters of fatty acids<br />

CATEGORY: Emulsifier<br />

FOOD USE: Cake batters/ Margarine/ Shortening/ Powdered desserts/ Toppings/ Synthetic cream<br />

SYNONYMS: Propane-1,2-diolesters of fatty acids/ PGMS/ E477/ PGME<br />

FORMULA: CH3-CHOH-CH2O·CO·(CH2)16·CH3 (for stearate)<br />

MOLECULAR MASS: 330<br />

ALTERNATIVE FORMS: Varies according to fatty acid composition and monoester content<br />

PROPERTIES AND APPEARANCE: White waxy paste, flakes or beads<br />

MELTING RANGE IN °C: 36–45<br />

PURITY %: Total fatty acid ester, min 85%; dimer + trimer of propane 1,2-diol, max 0.4%; Total propane 1,2-diol<br />

min 11%, max 31%<br />

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

ppm:<br />

ARSENIC CONTENT MAXIMUM IN ppm: 3<br />

ASH MAXIMUM IN %: 0.5<br />

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

in water: @ 20°C Insoluble @ 50°C Dispersible<br />

in vegetable oil: @ 20°C Soluble<br />

FUNCTION IN FOODS: Alpha-tending. Excellent aerating and foam-stabilising properties in whipped dessert and topping<br />

powders. Effective aerating agent in baked goods, especially in combination with distilled<br />

monoglycerides and in shortenings. Component and co-emulsifier with distilled monoglycerides in cake<br />

improver gels.

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