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trisodium 4-hydroxy-5-[[5-sulphonato-4-[(p-tolyl)amino]naphthyl]azo]naphthalene-2,7-disulphonate Structure

trisodium 4-hydroxy-5-[[5-sulphonato-4-[(p-tolyl)amino]naphthyl]azo]naphthalene-2,7-disulphonate

Chemical Properties

Melting point >250°C
solubility  Solubility Soluble in water, ethanol
pka 11.29(at 25℃)
form  powder
color  Brown
PH Range Blue (11.0) to red (12.0)
Major Application Wool dyeing, tints for polyester fibers, coloring metal oxide

trisodium 4-hydroxy-5-[[5-sulphonato-4-[(p-tolyl)amino]naphthyl]azo]naphthalene-2,7-disulphonate Chemical Properties,Usage,Production

Preparation Products And Raw materials

trisodium 4-hydroxy-5-[[5-sulphonato-4-[(p-tolyl)amino]naphthyl]azo]naphthalene-2,7-disulphonate Supplier

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