Acid Green 122

Preparation

4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling, and the other will be 3-Amino-4-hydroxy-N-methylbenzenesulfonamide?diazo, and N-(2-chlorophenyl)-3-oxobutanamide coupling, and then will product into 1:2 chromium complex.

Properties and Applications

olive green.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	4-5	4-5	4-5	4-5Alkali	4-5	4-5