Nomenclature
CAS number: 7787-69-1
BrCs; mol wt 212.81.
Br 37.55%, Cs 62.45%.
CsBr.
Description and references
Prepn from pollucite: Thomas, Steton, Compt. Rend. 241, 56 (1955).
Toxicity study: Cochran et al., Arch. Ind. Hyg. 1, 637 (1950).
Properties
Crystals. d 4.44. mp 636°. bp ≈1300°. Very sol in water; sol in alc. Practically insol in acetone.
LD50 i.p. in
rats: 1.4 g/kg (Cochran).Use
In x-ray fluorescent screens, spectrometer prisms,
absorption-cell windows.