Agent Name

Nigrosine

CAS Number

8005-03-6

Major Category

Dyes

Synonyms

Acid Black 2; C.I. Acid Black 2; CI 50420; CI Acid Black 2; Calco Nigrosine O 2P; Lurazol Deep Blue EB; Nigrosin; Nigrosine B; Nigrosine WSB; Nigrosine WL Water Soluble; [ChemIDplus]

Category

Azine Dyes

Description

A group of dark blue or black dyes; [Hawley] Black powder; [MSDSonline] There are water-soluble, ethanol-soluble, and fat-soluble nigrosines; [Ullmann]

Sources/Uses

Azine dye; [Kirk-Othmer] Used to make inks and shoe-polish and for dyeing leather, wood, textiles, and plastics; [HSDB] Made from the reaction of nitrobenzene on aniline in the presence of iron(II) chloride; The crude mixture of nigrosine hydrochlorides (Phenol Black L) is used to dye phenolic resins; Bases are used to make printing colors and to dye plastics; [Ullmann]

Comments

May cause irritation; [MSDSonline]

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