Citric acid is an important organic acid, also known as citric acid.

Citric acid is a colorless crystal, often containing one molecule of water of crystallization, odorless, with a strong acidic taste, and soluble in water. Its calcium salt is more soluble in cold water than in hot water, and this property is often used to identify and separate citric acid. Anhydrous citric acid can be obtained by controlling the appropriate temperature during crystallization. It has many uses in industry, food industry and cosmetic industry.

Main Uses of Citric Acid

Used in the Food Industry: Because of its mild and refreshing acidity, citric acid is commonly used in the manufacture of a wide variety of beverages, sodas, wines, candies, confections, snacks, cookies, canned fruit juices, dairy products and other foods. Citric acid has more than 70% of the market share among all organic acids, flavoring agents, and can also be used as an antioxidant in edible oils.

Used for environmental protection: citric acid - sodium citrate buffer solution due to its low vapor pressure, non-toxic, chemically stable, SO2 absorption rate, etc., is a very valuable development of desulfurization absorber.

Reference: Baidu Encyclopedia-Citric Acid