4-hydroxy-3-(phenylazo)-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonic acid, compound with N,N'-di(o-tolyl)guanidine (1:2)
Product Code: 1849257
Molecular Formula: C53H53N9O9S3
Molecular Weight: 1056.2
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