Bromide cesium 
 Chemical formula (Formula): CsBr 
 Relative molecular mass (Formula weight): 212.81 
 Properties: white crystalline, hygroscopic, soluble in water, soluble in ethanol. Relative density 4.44, melting point 636 ° C, boiling point 1300 ° C. 
 Use: analytical reagent, X-ray screen. Spectrometer prism. 
 Quality Standard: 
 Element 
 CsBr content of not less than,% 99.5 
 The impurity content of not more than