Sodium diacetate

Sodium Diacetate

Sodium diacetate structure

Sodium diacetate is a chemical compound with the formula NaC_H_O_·C_H_O_. It is a sodium salt of acetic acid and is commonly used as a food additive. Sodium diacetate is a white, hygroscopic crystalline solid that has a vinegar-like odor.

Chemical Properties

Sodium diacetate is composed of one molecule of sodium acetate and one molecule of acetic acid. It is often used in its anhydrous form, which is stable under normal conditions. The compound is soluble in water and has a pH of around 4.5 to 5.0 when dissolved.

Uses

Food Industry

Sodium diacetate is widely used in the food industry as a preservative and flavoring agent. It is commonly found in snack foods, baked goods, and seasonings. Its antimicrobial properties help to extend the shelf life of food products by inhibiting the growth of bacteria and fungi.

Agriculture

In agriculture, sodium diacetate is used as a feed additive for livestock. It helps to improve the palatability of animal feed and can also act as a preservative to prevent spoilage.

Other Applications

Sodium diacetate is also used in the production of plastics, textiles, and pharmaceuticals. It serves as a buffering agent and a source of acetic acid in various chemical processes.

Safety and Handling

Sodium diacetate is generally recognized as safe (GRAS) by the Food and Drug Administration (FDA) when used in accordance with good manufacturing practices. However, it should be handled with care to avoid inhalation or contact with skin and eyes, as it can cause irritation.

Related Pages

• Acetic acid
• Sodium acetate
• Food additive
• Preservative