Citric Acid Monohydrate chemical formula C8326H8328O8327H8322O is a high-purity white crystalline organic acid a core fine chemical product with a characteristic sour taste and excellent water solubility. It is produced via microbial fermentation main raw material starch and naturally exists in citrus fruits. Non-toxic biodegradable and chemically stable it acts as an acidulant chelating agent pH regulator and preservative. Widely applied in food beverage daily chemicals pharmaceuticals industrial manufacturing and water treatment it is one of the most versatile organic acids worldwide with mature production processes.