Potassium antimonyl tartrate

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White, water-soluble crystals used as a mordant for dyeing textiles and leather. Potassium antimonyl tartrate has also been used as an insecticide.

Synonyms and Related Terms

tartar emetic; antimony potassium tartrate; tartrated antimony; antimoniated tartrate of potass

Other Properties

Soluble in water, glycerol. Insoluble in ethanol. Aqueous solution is slightly acidic.

Composition K(SbO)C4O6-+ H2O
CAS 28300-74-5
Density 2.6
Molecular Weight mol. wt. = 333.92

Hazards and Safety

Toxic by ingestion. Flammable Flash point = 100 C.

Fisher Scientific: MSDS

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985