Sulphur Brown GS

CAS No.
1327-10-2
Chemical Name:
Sulphur Brown GS
Synonyms
C.I.53275;Sulfur Brown;Sulphur Brown 7;Sulphur Brown GS;C.I.Sulphur Brown 7;C.I.Sulphur Brown 7:C.I.53275
CBNumber:
CB22278483
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
Mol file

Sulphur Brown GS Chemical Properties,Uses,Production

Preparation

1,8-Dinitronaphthalene with Sodium sulfide solution at 90 ℃ reduction, and and Sodium polysulfide in Copper sulfate monohydrate and Sodium chloride under existing roasting, gradually heating up to 270 ℃ (BIOS 1155, 6)

Properties and Applications

dark red light brown. Red brown powder. In the Sodium sulfide solution for red brown; In acetic acid and metal chromium to become red. In the Sodium hydroxide solution partly dissolved, for yellow brown; In concentrated sulfuric acid to dark brown, dilution with brown precipitation. Used for cotton, hemp, viscose fabric dyeing

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 4 4 5 4 4 3

Sulphur Brown GS Preparation Products And Raw materials

Raw materials

Preparation Products

C.I.53275 C.I.Sulphur Brown 7 Sulfur Brown Sulphur Brown GS Sulphur Brown 7 C.I.Sulphur Brown 7:C.I.53275 1327-10-2