Acid Black 1

Certifications: ISO 9001:2015

Acid Black 1

Acid Dyes

CI Number: 20470

Chemical Class: Disazo Dye

Form: Powder

Shade

Classic Naphthol Blue Black for General Dyeing

Acid Black 1, widely known as Naphthol Blue Black, is one of the most classic and versatile levelling acid dyes. It produces a deep, bluish-black shade and is valued for its good solubility, excellent levelling properties, and cost-effectiveness. As a disazo dye, it provides strong colour build-up on a variety of substrates. It is a staple workhorse in the textile and leather industries.

Applications
  • Textile Dyeing: Gives a deep bluish-black on wool, silk, and nylon.
  • Leather Finishing: A standard dye for achieving solid black on all types of leather.
  • Paper Colouring: Used for deep black shades in specialty paper.

Key Benefits

  • Deep, economical bluish-black shade.
  • Excellent levelling properties for uniform colour.
  • Good solubility in water for easy application.

Technical Highlights

  • Appearance: Black powder.
  • Ionic Nature: Anionic.

Packaging & Availability

  • Supplied in a standardized powder form.
  • Standard Packing: In 25 Kgs HDPE Bags or Fiber drum with liner.
  • Customized packaging is available upon request.