Dissociation constants of some o,o'-substituted azo dyes |
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| Authors: | Vytras K Kalous J Cerná-Frýbortová J |
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| Affiliation: | Department of Analytical Chemistry, University of Chemical Technology, 532 10 Pardubice, Czechoslovakia. |
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| Abstract: | ![]()
The dissociation constants, pK(a) (H(2)L(-)) and pK(a)(HL(2-)), were determined spectrophotometrically in aqueous media at ionic strength 0.2 for six o,o'-substituted azo dyes, namely C.I. 13900, C.I. 15685, C.I. 18744, C.I. 18760, C.I. 18821 and Calmagite. |
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