FIELD: fat-and-oil industry. SUBSTANCE: oil or fat is treated with 20-30% aqueous solution of citric and succinic acids' mixture taken in ratio (1.2-1.5): 1 and in amount of 0.03-0.2% based on the weight of oil or fat. Treatment is conducted in alternate electromagnetic field with intensity 0.5-0.7 Tl. Treated material is liberated of free fatty acids by distillation at 180-200 C. EFFECT: increased product stability. 3 tbl, 3 ex
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Authors
Dates
2000-02-10—Published
1998-11-23—Filed