NATURE
Sodium citrate, also known as sodium-citrate (Na3C6H5O7) has a sour and salty taste. It is alkaline and is often used with citric acid to make buffer solutions.
APPLICATION
– In the food industry sodium citrate is used mainly as a food additive, flavoring or preservative. In addition, sodium citrate is used as a flavoring agent in many carbonated drinks. Sodium citrate is also an ingredient in sausages, in processed drinks, and plays a role in sour taste. It is found in ice cream, confectionery, powdered milk, processed cheese, carbonated drinks and alcohol
– In medicine sodium citrate is used to relieve discomfort in urinary tract infections, reduce acidosis found in peripheral renal tubular acidosis, and is also used as an osmotic laxative. Sodium citrate is an important component of WHO oral rehydration therapy
Sodium citrate is used as an antacid, especially before anesthesia, for a cesarean section to reduce the risks associated with aspiration of substances in the lungs stomach contents (Medelson’s syndrome)
– As a combination of a weak acid, sodium citrate can act as a buffer or acidity regulator, resisting changes in pH. Sodium citrate is used to control acidity in some substances, such as jelly. It can be found in small milk bottles or coffee machines. This compound is an antacid like Alka-Seltzer when dissolved in water.
– Sodium citrate can also help remove carbonate deposits in boilers without removing it from the system or in cleaning car radiators.
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