Potassium acetate

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Description

White, deliquescent crystals often used for humidity control. Potassium acetate is used as a dehydrating agent, textile conditioner, an Ice melter, and as an additive in crystal glass. In a closed environment, a saturated solution of potassium acetate will form an equilibrium at a relative humidity of about 23% (20C).

Synonyms and Related Terms

foliated earth of tartar; acetate of potash

Risks

  • Combustible.
  • ThermoFisher: SDS

Physical and Chemical Properties

Composition KC2H3O2
CAS 127-08-2
Melting Point 292 C
Density 1.57 g/ml
Molecular Weight mol. wt. = 98.14

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p.609
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7764