7,7'-(Carbonylbis(azanediyl))bis(4-hydroxynaphthalene-2-sulfonic acid) CAS No.:134-47-4 Molecular Formula:C21H16N2O9S2 Molecular Weight:504.49 Melting Point: Flash Point: Sent E-mail INQUIRY ←[Previous:1-(5-Chloro-2-nitrophenyl)ethanone] [Next:3-Hydroxy-2-methylbenzaldehyde]→