Caesium sulfate

Dicaesiumsulfat

White solid

Fixed

4.243 g · cm -3 ( 25 ° C)

1019 ° C

  • Soluble in water ( 723 g · l-1 at 20 ° C)
  • Insoluble in organic solvents

2830 mg · kg -1 ( LD50, rat, oral)

-1443.0 KJ / mol

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Production and representation

Cesium sulfate can be obtained by the reaction of cesium chloride, or cesium carbonate, or with sulfuric acid Caesiumhydrosulfat.

It is also produced during the digestion of pollucite with sulfuric acid.

Properties

Cesium sulfate is a white solid which is soluble in water. It has an orthorhombic crystal structure with space group Pmcn. At 667 ° C, the compound is transferred into a high temperature mold having a hexagonal crystal structure with space group P3m1.

Use

Cesium is used for the preparation of density gradient in the ultracentrifuge separation.

CAS registry number PubChem Caesium carbonate Caesium chloride Orthorhombic crystal system Hexagonal crystal system CRC Handbook of Chemistry and Physics
158788
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