71566-31-9 Chromate(1-), bis(4-(hydroxy-kappaO)-3-((2-(hydroxy-kappaO)-1-naphthalenyl)azo-kappaN1)-N-(1-methylethyl)benzenesulfonamidato(2-))-, hydrogen, compd. with 2-propanamine (1:1) EINECS 275-630-4 Hydrogen bis(4-hydroxy-3-((2-hydroxy-1-naphthyl)azo)-N-isopropylbenzenesulphonamidato(2-))chromate(1-), compound with isopropylamine(1:1)