Description
Product Description:Nigrosine is a group of synthetic dyes, mainly a tint black to dark blue or dark red is. They are fine, crystalline powder.
Applications:
1.Nigrosine used to dye leather, wood and textiles, in ink pens, markers, inkjet printers and stamps, in polishes, carbon paper and toners (due to the electrostatic properties).
Nigrosine can also be mixed into resins, as an alternative to carbon black.
2.Nigrosine microscopy is used for coloring preparations, it has a special affinity for ganglion cells.
3.Nigrosine is also certain indicator substances are present.
4.Nigrosine in some cosmetics. In the European Union may no longer be used in hair dyes. This prohibition covers a range of substances in hair dyes are used, and follows research which showed that the substances which would increase risk of urinary bladder cancer in people who frequent or lengthy hair dye use.