[Studies on hydroxyfluoran and its derivatives as organic reagents. X. Solvent extraction of Bi with 3,4,5,6-tetrachloro-3',4',5',6'-tetrahydroxyfluoran methyl ester].
D001729:Bismuth / Q000032:analysis*; D004952:Esters; D005459:Fluorides; D006146:Guanidines; D007202:Indicators and Reagents; D012997:Solvents; D013053:Spectrophotometry
D004952:Esters; D006146:Guanidines; D007202:Indicators and Reagents; D012997:Solvents; D005459:Fluorides; D001729:Bismuth