Dyes

bis( 3-(hydrox y-?O)-4-( (2-(hydro xy-?O)-1- naphthale nyl)azo-? N1)-7-nit ro-1-naph thalenesu lfonato(3 -))-

Chemical Name bis( 3-(hydrox y-?O)-4-( (2-(hydro xy-?O)-1- naphthale nyl)azo-? N1)-7-nit ro-1-naph thalenesu lfonato(3 -))-
CAS No. 61847-77-6
Structure bis( 3-(hydrox y-?O)-4-( (2-(hydro xy-?O)-1- naphthale nyl)azo-? N1)-7-nit ro-1-naph thalenesu lfonato(3 -))-
Specification

Molecular Formula : C40H20CrN6Na3O14S2

Molecular Weight   : 993.71

Solubility : 100 GPL

ight fastness : 7

Washing fastness : 4-5

Perspiration : 2
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