ACID GREEN 9

CAS# 4857-81-2

General Description:  Water soluble dye in the Triphenylmethane family of colorants.  This dye is commonly used for the coloration of assorted industrial cleaning products, soaps, detergents, automotive cleaners, wool, silk, nylon, viscose, leather, shoe cream, and paper.   

Type: Acid

Color: Green

Number: 9

CAS#: 4857-81-2

Color Index #: 42100

Appearance: Black powder

Shade (in solution): Green

Solubility: Soluble in water

Lightfastness: 2 [AATCC; 8 is highest]

Usage Rate: Commonly used at 0.001 – 0.2% by weight

pH Stability: Expected to be most stable in pH 3 – 7