PAPER CHROMATOGRAPHY 



379 



Table 8-3. Summary of Chromatographic Separation of Inorganic Cations 



Aluminum 



Antimony 



Arsenic 



Barium 



Beryllium 



Bismuth 



Cadmium 



Calcium 



Chromium (3+) 



Cobalt 



Copper 



Gold 



Indium 



Iridium 



Iron (3+) 



Lead 



Magnesium 



Manganese 



Mercury (+)... 

 Mercury ( + +) • 



Nickel 



Palladium 



Platinum 



Potassium 



Rare earths 



Rhodium 



Silver 



Sodium 



Strontium 



Tellurium (+).. 

 Tellurium (3 + ). 



Tin ( + +) 



Tin (4+) 



Titanium 



Vanadium 



Zinc 



lif values' 



. 03 

 



0.43 

 0.02 



0.02 

 0.05 

 0.05 

 0.03 

 0.06 

 0.22 



0.95 

 0.03 

 0.06 

 0.07 

 0.24 

 0.31 

 0.03 



0.05 



0.10 

 0.06 

 0.04 



0.58 

 0.55 



0.05 



B 







0.38 

 0.65 

 0.26 







0.76 



0.52 







0.74 



0.76 











0.65 



0.71 











0.76 



0.32 



0.78 

 0.42 

 0.40 





 



0.75 



C 



0.03 

 0.65 

 0.18 

 0.02 



0.63 

 0.18 

 0.10 

 0.01 

 0.05 

 0.24 



0.10 

 0.15 

 0.04 

 0.09 

 0.43 

 0.42 

 0.05 



0.03 



0.08 

 0.04 

 0.04 



0.77 

 0.58 



08 



/; 



0.07 



33 



07 



1 



1 

 30 



6 



8 



03 





 111 



0.07 

 0.17 

 0.77 



E 



0.10 



10 



Detection 

 reagents t 



a 



b, c 

 b, c 

 d 



e 



b, c 



b, c 



a 



e,f 



b, 9 



b, c, g, h 



f,i 



a, b, k 



b, c, d 



f, 9 

 b 



b, C 



b, g 



i 

 i 



3 

 a, e 



i 

 b 

 k 

 d 



* Solvent composition: A, butanol-bonzoylacctone; li, coUidine-wator; C, dioxane- 

 antipyrine; D, butanol-1 N HCl; E, methylethylketone-30 per cent IICl. 



t Detection reagents: a, alizarin; b, ammoniacal aqueous HoS; r, dithizone; d, 

 sodium rhodizonate; e, ammoniacal quinalizarin; /, benzidine; g, rubeanic acid- 

 benzidine; h, potassium ferrocyanide; i, stannous chloride; j, sodium lead cobaltous 

 hexanitrite; k, zinc uranyl acetate. 



(From Richard J. Block, Raymond Lestrange, and Gunter Zweig, "Paper Chroma- 

 tography, A Laboratory Manual," Academic Press, Inc., New York, 1952.) 



