Einecs 281-752-9

3-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulphonatophenyl)-1H-pyrazol-4-yl]azo]naphthalene-1,5-disulphonic acid, barium salt

3-((4,5-Dihydro-3-methyl-5-oxo-1-(4-sulphonatophenyl)-1H-pyrazol-4-yl)azo)naphthalene-1,5-disulphonic acid, barium salt

3-[[[4,5-Dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazole]-4-yl]azo]-1,5-naphthalenedisulfonic acid/barium,(1:x) salt