Quaternary ammonium compounds, C12-14-alkyl(carboxymethyl)dimethyl, salts with 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-[(4-sulfophenyl)azo]-1H-pyrazol-1-yl]benzenesulfonic acid (1:1), compds. with 4,4'-carbonimidoylbis[N,N-dimethylbenzenamine] mono[3