Amines, C10-14-branched and linear alkyl, compds. with sodium hydrogen [3-hydroxy-4-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-7-nitro-1-naphthalenesulfonato(3-)][1-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-2-naphthalenolato(2-)]chromate(2-) (1:1:1)