Acid Brown 83

Category: Acid Dyes

CI Number: 20250

Chemical Class: Disazo Dye

Form: Powder

Shade

Brown for High-Fastness on Wool & Leather

Acid Brown 83 is a acid dye that produces a rich, reddish-brown shade with good wet fastness properties. As a disazo dye, it is designed for applications where color durability during washing and wet treatments is important. It is particularly effective for dyeing wool and leather, providing a deep, consistent color. Its reliable performance makes it a valuable choice for high-quality apparel, upholstery, and leather goods.

Applications
  • Wool Dyeing: Delivers a deep, wash-fast reddish-brown for wool yarns and fabrics
  • Leather Finishing: A primary choice for dyeing leather, offering good penetration and fastness.
  • Nylon Dyeing: Suitable for achieving durable brown shades on polyamide fibers.
  • Textile Printing: Can be used for printing on wool and silk.

Key Benefits

  • Good wash fastness and wet fastness (milling properties).
  • Good lightfastness.
  • Rich, reddish-brown shade with good color depth.
  • High exhaustion from a weakly acidic dye bath.

Technical Highlights

  • Dye Type: Acid Dye.
  • Application: Applied from a neutral to weakly acidic dye bath.
  • Appearance: Dark brown 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.