a white, crystalline powder, NaCHO·2HO, that dissolves in water but not alcohol, with a salty taste, used as a food additive, esp. in soft drinks, as an anticoagulant, etc.
A white crystalline or granular compound, Na3C6H5O7, used in photography and in medicine especially as an anticoagulant of blood stored for transfusion.
(plural sodium citrates)
- (chemistry) The salt of sodium and citric acid with the chemical formula Na3C6H5O7 and used primarily as a food additive.