European Citric Acid Manufacturers Association (ECAMA)
Citric acid is produced by a fermentation processes that uses natural, renewable raw materials such as molasses, sugars and other carbohydrates. It has been described as 'nature's acidulant', occurring in a wide variety of fruits and playing a central role in human and animal metabolism. Besides being used in soft drinks, citric acid and its salts also feature extensively in processing foods, pharmaceutical preparations and a range of technical and industrial applications.
citric / 'sitrik / adj. derived from citrus fruit. - citric acid a sharp tasting water-soluble organic acid found in the juice of lemons and other sour fruits used as a flavouring for carbonated drinks etc. [citrique f.L citrus citron]
Sodium citrate is produced by neutralising citric acid with sodium hydroxide. It is usually offered commercially as the white, crystalline trisodium citrate dihydrate.
Potassium citrate is produced by neutralising citric acid with potassium hydroxide.
The commercially available product is the white, crystalline tripotassium citrate monohydrate.