ACID BLUE 90
CAS# 6104-58-1

General Description: Water soluble dye in the Triphenylmethane family of colorants.  This dye is commonly used for the coloration of soaps, detergents, assorted industrial cleaning products, water-based adhesives, leather, inks, paper, cellulosic materials, silk, nylon fibers, wool, and viscose.

Type: Acid

Color: Blue

Number: 90

CAS#: 6104-58-1

Color Index #: 42655

Appearance: Blue powder

Shade (in solution): Blue

Solubility: Soluble in water

Lightfastness: 2-4 [AATCC; 8 is highest]

Usage Rate: Most commonly used at 0.0001 – 0.5% by weight

pH Stability: Expected to be most stable in 3-9