Sodium citrate refers to a compound made up of sodium and citric acid. It is used in various foods and medicines as a preservative, flavoring, and to control acidity levels. Full definition
When placed in to water it forms sodium citrate, water and carbon dioxide which are the bubbles of gas you see. (science-sparks.com)
Tissue was fixed with 10 % buffered formalin and blocked with 5 % serum for 60 minutes at 21 °C; antigen retrieval was by heat mediation in a 10mM sodium citrate buffer pH6. (abcam.com)
A nutrition panel lists filtered water, beer made from sugar cane, natural flavors, sugar cane, citric acid and sodium citrate as the product's only ingredients. (brewbound.com)