Acid Black 60 Property

EPA Substance Registry System

Chromate(1-), bis[N-[7-(hydroxy-.kappa.O)-8-[[2-(hydroxy-.kappa.O)-5-[(methylamino)sulfonyl]phenyl]azo-.kappa.N1]-1-naphthalenyl]acetamidato(2-)]-, hydrogen (12218-95-0)

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Acid Black 60 Chemical Properties,Usage,Production

Preparation

3-Amino-4-hydroxy-N-methylbenzenesulfonamide diazo, and N-(7-hydroxynaphthalen-1-yl)acetamide coupling, and then turn it into 1:2 chromium complex.

Properties and Applications

blue ash. Blue-black powder. The strong sulfuric acid for red purple, pink to purple solution diluted; No change in strong hydrochloric acid, after dilution is light blue solution and accompanied by precipitation; In nitric acid for brown, diluted is shallow brown; No change in sodium hydroxide solution, diluted solution for blue. Water solution is blue light gray.