ACID BLACK 2
General Description: Water soluble dye in the Hydroxyketone family of colorants. This dye is commonly used for coloring industrial grade cleaning products, soaps, detergents, automotive cleaners, water soluble adhesives, inks, anodized aluminum, leather, and semi-permanent hair products.
Color Index #: 50420
Appearance: Dark granules
Shade (In Solution): Black
Solubility: Soluble in water
Lightfastness: 5 [AATCC; 8 is highest]
Usage Rate: Commonly used at 0.001 – 2.0% by weight. Usage rate will vary depending on desired coloring effect, and the usage rate may fall outside of the typical concentration.