What is sodium citrate?

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Sodium citrate is mainly citrate, which is produced by fermentation of starch substances and combined with alkali substances. It is safe and non-toxic. Sodium citrate is not harmful to the human body and is often used as a buffer. Bacterial culture media can be used in medicine to diuresis, expectorant, sweating, and prevent blood coagulation; it can also be used as food additives, and sodium citrate is added to carbonated drinks.

Sodium citrate, also known as sodium citrate, has a chemical formula of C6H5Na3O7 and a molecular weight of 258.07. It is an organic compound in the form of colorless rhombic columnar crystals. It is stable in the air and soluble in water and In glycerin, slightly soluble in ethanol. The aqueous solution is slightly alkaline and has a cooling sensation when tasted. It turns into a dihydrate salt when heated to 100°C. It is commonly used as a buffer, complexing agent, and bacterial culture medium. It is used in medicine as a diuretic, expectorant, diaphoretic, and prevents blood coagulation. It is also used in food, beverages, electroplating, photography, etc.