AZO BLUE

CAS NO.：6420-06-0
Empirical Formula: C34H24N4Na2O8S2
Molecular Weight: 726.69
MDL number: MFCD00059133
SAFETY DATA SHEET (SDS)

What is AZO BLUE?

The Uses of AZO BLUE

Azo Blue is an organic dye used in the textile industry. Azo blue is a ground water pollutant.

Preparation

3,3′-Dimethylbenzidine? double nitriding, and 4-Hydroxynaphthalene-1-sulfonic acid (1 Moore) and 5-Hydroxynaphthalene-1-sulfonic acid (1 Moore) coupled.

Safety Profile

An experimental teratogen. Whenheated to decomposition it emits toxic fumes of NOx,SOx, and NaO2.

Properties and Applications

dark blue purple.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	1	1	2

Safety information for AZO BLUE

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DIRECTVIOLET32

4-Amino-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid disodium salt

4-Hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate

DIRECT VIOLET 22

3-[[2,5-Dimethyl-4-[(1-hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]phenyl]azo]naphthalene-1,5-disulfonic acid disodium salt

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[2-(3-sulfophenyl)diazenyl]phenyl]diazenyl]-7-(phenylamino)-, sodium salt (1:2)

Direct Violet 27