Mischung aus 2,2-Iminodiethanol-6-methyl-2-(4-(2,4,6-triaminopyrimidin-5-ylazo)phenyl)benzothiazol-7-sulfonat; N,N-Diethylpropan-1,3-diamin-6-methyl-2-(4-(2,4,6-triaminopyrimidin-5-ylazo)phenyl)benzothiazol-7-sulfonat und 2-Methylaminoethanol-6-methyl-2-(4-(2,4,6-triaminopyrimidin-5-ylazo)phenyl)benzothiazol-7-sulfonat