Neutral Red 2gl

Preparation

2-Amino-4-chlorophenol diazo, and 3-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonamide coupling and chromium complexation, transformed into 1:2 chromium complex.

Properties and Applications

red. Dark red powder. Soluble in water. Used for wool, silk, polyamide fiber dyeing and printing, also used in leather dyeing.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	6	4-5	5	4-5	4	4-5	4-5	5