Sodium acetate

Jump to: navigation, search


A colorless, hygroscopic powder. Hydrated sodium acetate is used in photographic emulsions as a buffer. It is also used as a mordant for dyeing textiles and as a preservative in tanning hides.

Synonyms and Related Terms

sodium acetate trihydrate; Natriumacetat (Deut.); acetato de sódio (Port.)

Chemical structure

Sodium acetate.jpg

Other Properties

Soluble in water. Slightly soluble in ethanol. Soluble in ether.

Composition NaC2H3O2
CAS 127-09-3 (anhydrous)
Melting Point 58
Density 1.45
Molecular Weight mol. wt. = 82.04
Boiling Point 324

Hazards and Safety

Combustible. Contact may cause irritation.

LINK: International Chemical Safety Card

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8711