120 



Figiire V,6» One-way electrochromatographic separation of barium, 



strontiunij calciiiniy lithiiunj sodiunij potassiunij cesium, 

 and rubidium ions in a paper strip moistened with diam- 

 moni\im citrate solution, O0O5 M, at 5 "volts per cmo for 

 3 hours. The paper (5ol cmo wide) was cut transverse 

 to the direction of migration (1 cmo sections), and the 

 ions trere eluted and determined by flame spectrometry9» 



+ 9 7 5 3 1 2 4 6 8 10 14 18 22 26 30 34 38 

 SECTION NUMBER 



