Also Called: Cobaltate(1-), bis[4-hydroxy-3-[(2-hydroxy- 1-naphthalenyl)azo]benzenesulfonamidato(2-)]-, hydrogen, compd. with 3-[(2-ethylhexyl)oxy]-1-propanamine (1:1);Cobaltate(1-), bis[4-(hydroxy-.kappa.O)-3-[2-[2-(hydroxy-.kappa.O)-1-naphthalenyl]diazenyl-.kappa.N1]benzenesulfonamidato(2-)]-, hydrogen, compd. with 3-[(2-ethylhexyl)oxy]-1-propanamine (1:1:1);Cobaltate(1-), bis[4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonamidato(2-)]-, hydrogen, compd. with 3-[(2-ethylhexyl)oxy]-1-propanamine (1:1);Cobalt and cobalt compounds