CAS# 70210-05-8

General Description: Water soluble dye from the Monoazo family of colorants.  This dye is commonly used for the coloration of industrial cleaning products, soaps and detergents, and for coloring nylon, wool, silk, and viscose.

Type: Acid

Color: Violet

Number: 54

CAS#: 70210-05-8

Appearance: Reddish powder

Shade (in solution): Reddish-violet

Solubility: Soluble in water

Lightfastness: 4 [AATCC; 8 is highest]

Usage Rate: Commonly used at 0.001 – 0.1% by weight of finished product. 

pH Stability: Expected to be most stable in pH 1-11.  In pH > 11 the dye tends to fade.