Citric Acid is an organic compound with lemon taste. It is a EU approved food additive with EU Code E330.It is used as an acidifier, flavouring and chelating agent. It is used as a preservative as well in foods and beverages. Citric Acid (also known as lemon salt) has a lemon like taste and is mainly used in food and beverage industry as a sour agent, flavouring agent, preservative, and as an excipient in the pharmaceutical industry. It is also used as anti-oxidant, plasticizer, and detergent builder in chemicals, cosmetics and cleaning industry.