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pro vyhledávání: '"Mohamed J. U. Ahmed"'
Publikováno v:
Mikrochimica Acta. 97:393-401
A direct fluorimetric method for determining Cr(VI) in aqueous solutions is described. The nonfluorescent reagent 2-(α-pyridyl)-thioquinaldinamide (PTQA) and Cr(VI) interact to produce an intensely fluorescent species [λex(max) 360 nm; λem(max) 50