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Barium chromate

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Barium chromate Basic information
Barium chromate Chemical Properties
  • Melting point:210 °C (dec.)(lit.)
  • Density 4.5 g/mL at 25 °C(lit.)
  • form Powder
  • color Yellow
  • Specific Gravity4.5
  • Water Solubility Insoluble in water. Soluble in strong acids.
  • Merck 14,972
  • Solubility Product Constant (Ksp)pKsp: 9.93
  • Stability:Stable. Oxidizer. May react vigorously with reducing agents.
  • InChIKeyQFFVPLLCYGOFPU-UHFFFAOYSA-N
  • CAS DataBase Reference10294-40-3(CAS DataBase Reference)
  • NIST Chemistry Referencebarium chromate(VI)(10294-40-3)
  • EPA Substance Registry SystemBarium chromate (10294-40-3)
Safety Information
MSDS
Barium chromate Usage And Synthesis
  • Chemical Propertiesheavy, yellow powder(s); rhomb, monoclinic; prepared from BaCl2 and Na2CrO4solutions, followed by filtering resulting precipitate; used in safety matches, as a corrosion inhibitor [MER06] [HAW93]
  • Physical propertiesYellow orthorhombic crystal; density 4.50 g/cm3; darkens on heating; insoluble in water and organic solvents; dissolves in mineral acid with decomposition.
  • UsesBarium chromate is a pigment almost entirely in anticorrosion jointing pastes to prevent electro-chemical corrosion at junctions of dissimilar metals; some use in artists' colors and in coloring glass, ceramics, porcelain. Also used in metal primers, pyrotechnic compositions.
  • HazardConfirmed carcinogen.
  • Safety ProfileConfirmed human carcinogen. A poison. Mutation data reported. Reacts vigorously with reducing materials. See also BARIUM COMPOUNDS (soluble) and CHROMIUM COMPOUNDS. Used in pyrotechnics and as an explosive initiator.
Barium chromate Preparation Products And Raw materials
Barium chromate(10294-40-3)Related Product Information
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