3-hydroxy-4-[[4-[[4-[(2-hydroxy-6-sulpho-1-naphthyl)azo]-o-tolyl]methyl]-m-tolyl]azo]naphthalene-2,7-disulphonic acid, sodium salt
Product Code: 708300
Molecular Formula: C35H25N4Na3O11S3
Molecular Weight: 842.76
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