FIELD: food industry.
SUBSTANCE: invention relates to fat-and-oil industry. The deoxidising agent for food oils containing particles of magnesium hydroxide containing carbonate groups, represented by the following formula (1) and having specific surface area equal to 80 - 400 m2/g determined by the BET method, or their baked particles; and a method for regeneration of used food oil by way of deoxidising agent usage: Mg(OH)2-x(CO3)0.5x·mH2O (1) where x fulfils the condition 0.02≤x≤0.7 while m fulfils the condition 0≤m≤1.
EFFECT: invention allows to enhance oil deoxidising capability.
11 cl, 3 dwg, 10 tbl, 1 ex
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