dye|World dye variety

Name:C.I.Sulphur Red 2,C.I.53260

Molecular Structure:

C.I.Sulphur Red 2,C.I.53260,CAS 1327-05-5,Asashio Dark Bordeaux R,Immedial Corinth B

CAS Registry Number:1327-05-5

Manufacturing Methods :  will the 4-Chloro-2-(2,4-dinitrophenylamino)phenol in 45 ~ 70 ℃ in the 90 minutes added to sodium polysulfide, and then heated to boiling point (104 ℃), in the return of boiling 24 hours

Properties and Applications: dark purplish red. Deep red powder. In the sodium sulfide solution for deep blue light green; In concentrated sulfuric acid for brown light green, dilution after purple black precipitation. Used for cotton, hemp, viscose fabric such as dyeing.

List of Suppliers:

Asashio Dark Bordeaux R ( Kaseihin Kogyo Kyokai )

Immedial Corinth B ( IG Farbenindustrie AG )