Citric acid is a weak organic acid. It is a natural preservative and is also used to add an acidic, or sour, taste to foods and soft drinks. In biochemistry, it is important as an intermediate in the citric acid cycle and therefore occurs in the metabolism of virtually all living things. It can also be used as an environmentally benign cleaning agent.

El citrato de sodio se utiliza como aditivo alimentario y tiene la mayor demanda.Se utiliza principalmente como agente aromatizante, tampón, emulsionante, agente de expansión, estabilizador y conservante, etc.;además, el citrato de sodio es compatible con el ácido cítrico para diversas mermeladas, gelificantes, complementos nutricionales y aromatizantes para jalea, zumos de frutas, bebidas, refrescos, productos lácteos y bollería.

Citric acid is a weak organic acid. It is a natural preservative and is also used to add an acidic, or sour, taste to foods and soft drinks. In biochemistry, it is important as an intermediate in the citric acid cycle and therefore occurs in the metabolism of virtually all living things. It can also be used as an environmentally benign cleaning agent.

Ácido cítrico (CA) El ácido cítrico anhidro, también conocido como citrato, con la forma molecular C₆H₈O₇, es un ácido orgánico importante.Es un cristal incoloro, inodoro, fuertemente ácido, fácilmente soluble en agua, regulador de la acidez (GB2760 -- 2014) y aditivo alimentario.