Cesium Bromide (CsBr)-Powder

Characteristic

Caesium bromide or cesium bromide is an ionic compound of caesium and bromine with the chemical formula CsBr. It is a white or transparent solid with a melting point a 636 °C that readily dissolves in water. 

Chemical formula：CsBr

Molar mass：212.809 g/mol

Appearance：White solid

Density：4.43 g/cm³

Melting point：636 °C (1,177 °F; 909 K)

Boiling point：1,300 °C (2,370 °F; 1,570 K)

Solubility in water：1230 g/L (25 °C)

Magnetic susceptibility (χ)：-67.2·10⁻⁶ cm³/mol

Crystal structure：CsCl, cP2

Application

Caesium bromide is sometimes used in optics as a beamsplitter component in wide-band spectrophotometers.