... price 4.High quality and quick delivery citric acid anhydrateCalcium chloride anhydrate 94% granularAppearance:white granular ... (FAO / WHO, 1994). 4. Metabolism of citric acid cycle intermediates involved in the body's normal metabolism ... prevent the formation of insoluble in water, sorbic acid - acid crystals, affecting food preservative effect. 2. Scope ... the amount of 25g/kg. citric acid anhydrate