Palladium chloride

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Dark brown deliquescent powder that is used as a brightener in metal coatings. Palladium chloride is also used in indelible inks, photography, and glassmaking. Solutions of palladium chloride have been used to make indicator papers that are sensitive to Mercury vapors (Waller et al 2000).

Synonyms and Related Terms

palladous chloride; palladium dichloride; palladium (II) chloride


  • Suspected carcinogen.
  • Hygroscopic.
  • Contact may cause irritation.
  • Fisher Scientific: MSDS

Physical and Chemical Properties

Soluble in water, hydrochloric acid, ethanol, acetone.

Composition PdCl2
CAS 7647-10-1
Melting Point 675 C
Density 4.0 g/ml
Molecular Weight mol. wt. = 177.306

Resources and Citations

  • R. Waller, K.Andrew, J.Tetreault, "Survey of Gaseous Pollutant Concentration Distributions in Mineral Collections" Collection Forum, 14(1-2):1-32, 2000.
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979

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