Specification Sheet
Product Name Cesium hydroxide solution,
50 wt. % in H2O, 99.9% trace metals basis
Product Number 232041
Product Brand ALDRICH
CAS Number 21351-79-1
Molecular Weight 149.91
 
TEST SPECIFICATION
Appearance (Color) Colorless to Light Yellow
Appearance (Form) Liquid
Titration by HCL 47.0 - 53.0 %
  % CsOH
Titration ≤2.5 %
  % Cs2CO3 (by HCL)
Color Test ≤300 APHA
Trace Metal Analysis ≤1000.0 ppm
Aluminum (Al) ppm
Barium (Ba) ppm
Calcium (Ca) ppm
Magnesium (Mg) ppm
Zinc (Zn) ppm
Atomic Absorption ≤1000.0 ppm
Lithium (Li) ppm
Sodium (Na) ppm
Potassium (K) ppm
Rubidium (Rb) ppm
Purity Meets Requirements
  99.90% Purity Based On Trace Metals Analysis By
  ICP and AA Combined