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Food additives data book - wordpres

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Nutritive Additives 644<br />

NAME: Magnesium oxide, heavy<br />

CATEGORY: Nutritive additive<br />

FOOD USE: Alimentary pastes/ Breakfast cereals/ Dietary supplements/ Dietetic foods/ Egg products/ Flour/<br />

Formulated liquid diets/ Infant formulae<br />

SYNONYMS: Magnesia/ Calcined magnesia/ Magnesia usta/ Periclase/ CAS 1309-48-4/ EINECS 215-171-9/ E530<br />

FORMULA: MgO<br />

MOLECULAR MASS: 40.30<br />

PROPERTIES: Chalky taste; odourless; hygroscopic; readily takes CO2 and H2O from air. Bioavailability is good, but<br />

may be altered in presence of other food components<br />

APPEARANCE: White, very fine powder<br />

BOILING POINT IN °C AT VARIOUS 3600<br />

PRESSURES (INCLUDING 760 mm Hg):<br />

MELTING POINT (°C): 2852<br />

DENSITY: 3.58<br />

PURITY %: ≥95<br />

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

in water: Moderately soluble (£0.4%)<br />

FUNCTION IN FOODS: Enrichment, fortification or restoration. Also used as anticaking agent, firming agent, lubricant,<br />

neutralising agent, pH control agent, processing aid (Japan), release agent<br />

ALTERNATIVES: Magnesium carbonate/ Magnesium carbonate hydroxide/ Magnesium chloride/ Magnesium hydroxide/<br />

Magnesium phosphate dibasic/ Magnesium stearate/ Magnesium sulphate

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