Dyes

2-(4-Sulfo-1-naphthylazo)-1-naphthol-4-sulfonic acid

Chemical Name 2-(4-Sulfo-1-naphthylazo)-1-naphthol-4-sulfonic acid
C.I. No. 14720
CAS No. 3567-69-9
Structure 2-(4-Sulfo-1-naphthylazo)-1-naphthol-4-sulfonic acid
Specification

Molecular Formula : C20-H14-N2-O7-S2.2Na

Molecular Weight   : 502.44

Shade  : Rubine & Bluish Red

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