"Tadashi;Iwachido|Minoru;Onoda|Shoji;Motomizu|","Determination of Potassium in River Water by Solvent Extraction- Flow Injection Analysis","Analytical Sciences","0910-6340","1986","2","5","493","494","","","","http://escholarship.lib.okayama-u.ac.jp/19983","10.2116/analsci.2.493"