Rubidium Chloride – 99.5% Pure – CAS 7791-11-9 – High-Purity Inorganic SaltRubidium Chloride (RbCl) is a high purity alkali metal salt with the chemical formula RbCl and CAS number 7791 11 9. Appearing as a white crystalline powder, it is highly soluble in water and widely used in scientific research, biochemical assays, and crystal growth applications. With a purity of 99. 5%, this reagent grade compound is ideal for precise laboratory studies, spectroscopic calibration, and use in electrochemical and material science