Characteristic

Potassium bromide, formula: KBr.It is a white slightly deliquescent crystal or powder.Soluble in water and slightly soluble in ethanol.It can be used as a nerve tranquilizer.

Chemical formula：KBr

Molar mass：119.002 g/mol

Appearance：white solid

Odor：odorless

Density：2.74 g/cm³

Melting point：734 °C (1,353 °F; 1,007 K)

Boiling point：1,435 °C (2,615 °F; 1,708 K)

Solubility in water：535 g/L (0 °C)

                                 678 g/L (25 °C)

                                 1020 g/L (100 °C)

Solubility：very slightly soluble in diethyl ether

Solubility in glycerol：217 g/L

Solubility in ethanol：47.6 g/L (80 °C)

Magnetic susceptibility (χ)：−49.1·10⁻⁶ cm³/mol

Refractive index (nD)：1.559

Application

Mainly used for spectrum analysis, spot analysis of copper and silver, polarographic analysis of indium, cadmium and arsenic, developer.