71889-21-9 Chromate(3-), bis(4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-3-hydroxy-1-naphthalenesulfonato(3-))-, trihydrogen, compd. with 1,6-hexanediamine (1:1) EINECS 276-167-0 Trihydrogen bis(4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-3-hydroxynaphthalene-1-sulphonato(3-))chromate(3-), compound with hexane-1,6-diamine (1:1)