Sodium citrate (trisodium citrate dihydrate) is được sản xuất bởi the complete neutralization of citric acid with sodium hydroxide or sodium carbonate, followed by crystallization from aqueous solution. The product is a white, crystalline, granular powder with a cool, saline taste and pleasant mouthfeel.
It is highly soluble in water and chức năngs as an effective buffer that maintains pH độ ổn định in the range of 3.0 to 6.5 when used in combination with citric acid. Sodium citrate is one of the most widely used food additives globally, found in thousands of commercial thực phẩm và đồ uống sản phẩm. The ingredient demonstrates excellent chelating properties, binding metal ions that can catalyze oxidative deterioration and off-flavor development in food sản phẩm.