Nigrosine Acid Black

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Nigrosine Acid Black

Nigrosine (Acid Black) is a mixture of synthetic dyes (CI 50415, Solvent black 5), manufactured by heating aniline, nitrobenzene, and aniline hydrochloride in the occurrence of iron catalyst or a copper. It is used as a colour for polishing or in marker-pen inks. Nigrosine is available in different forms that include acid black and black solvent.

It plays an effective role in manufacturing ink, carbon papers, toners, polyamides, and so on. We offer Nigrosine Acid Black of origin China, Germany, Japan, United States and United Kingdom. We have premium grade Nigrosine that is ensured by our skilled professionals on strict quality control measures.Hence we are reckoned as the leading Importers, Manufacturers, Exporters, Distributors and Suppliers of Nigrosine (Acid Black) Powder from Maharashtra, India.

General Properties Of Nigrosine

Description Specifications
C.A.S. Number 8005-03-6
Molecular Formula C22H14N6Na2O9S2


Physical Properties Of Nigrosine

Description Specifications
Solubility 50
Insolubles 0.3% max


Applications Of Nigrosine

  • Perfect for Leather Dyeing
  • Applied on Polyamides and other coloration

Packaging Details

  • 25/50 kg HDPE Bags
  • 25 kg HDPE Drums
  • 25 kg Carton Boxes
  • 500kg/1 ton Jumbo bag with inner liner

Storage & Handling Conditions

  • Store in a cool, well-ventilated, dry, out of direct sunlight
  • Keep away from sunlight and heat sources.
  • Wash thoroughly after handling.
  • Avoid contact with eyes
  • Avoid ingestion

Safety Precautions

  • Has harmful effect on skin and eye
  • After contact with skin and eye wash immediately with water
  • Avoid breathing the dust

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