tetrasodium 2,2-[(1,4-dioxo-2-butene-1,4-diyl)bis[imino(2-methyl-4,1-phenylene)azo]]bis[5-[(4-sulphonatophenyl)azo]benzenesulphonate]
Product Code: 319972
Molecular Formula: C42H30N10Na4O14S4
Molecular Weight: 1118.9
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