We facilitate the trade from Canada, China & India, Its various types and forms are: Anhydrous(water-free) form Monohydrate It's an indigenous preservative present in citrus produce, found naturally in lime and lemon, but usually made in detergents, cleaners, personal care products & used extensively in pharmaceuticals industries. Citric acid is also used in food and beverages, primarily known as an acidity regulator in carbonated soft drinks.