Sulphur Brown 21
Name:C.I.Sulphur Brown 21,C.I.53065
Molecular Structure:
CAS Registry Number:1326-54-1
Manufacturing Methods : 80 parts of 4-Methylbenzene-1,3-diamine , 48 parts of 4-Nitrobenzenamine and 283 parts of sulfur was stirred at 200 ~ 210 ℃ calcination 10 hours, then use Sodium sulfide solution treatment its product (BISO 1155, 39).
Properties and Applications: yellow brown.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
Moderate | Severe | ||||||
ISO | 1-2 | 4 | 4 | 4 | 4-5 | 4 | 4 |
List of Suppliers:
Asashio Orange OA(F) ( Kaseihin Kogyo Kyokai )
Hydrosol Yellow 3RT( Standard Dyes )
Sulphur Yellow K(Colorom SA)