Title: Sodium Acetate
CAS Registry Number: 127-09-3
Molecular Formula: C2H3NaO2
Molecular Weight: 82.03
Percent Composition: C 29.28%, H 3.69%, Na 28.03%, O 39.01%
Line Formula: CH3COONa
Literature References: Crystal structure of the trihydrate: K.-T. Wei, D. L. Ward, Acta Crystallogr. B33, 522 (l977).
Properties: Hygroscopic powder. Very sol in water; moderately sol in alcohol.
Derivative Type: Trihydrate
Properties: Transparent crystals or granules. Efflorescent in warm air. d 1.45. mp 58°; becomes anhydr at 120°; dec at higher temp. One gram dissolves in 0.8 ml water, 0.6 ml boiling water, 19 ml alcohol. pH of 0.1 molar aq soln at 25°: 8.9.
Melting point: mp 58°
Density: d 1.45
Use: Anhydrous form as auxiliary in acetylations. Trihydrate in photography; as reagent in anal. chemistry to eliminate effect of strong acids (buffer); for foot warmers and milk-bottle warmers. Technical grades are used as a mordant in dyeing. As acidulant in food. Pharmaceutic aid (in dialysis solutions).
Therap-Cat-Vet: Has been used in bovine ketosis. |