Sulphur Brown 42
Name:C.I.Sulphur Brown 42,C.I.53030
Molecular Structure:
C.I.Sulphur Brown 42,C.I.53030,CAS 1326-44-9,Thionone Brown RO
CAS Registry Number:1326-44-9
Manufacturing Methods : 2-Methyl-3,5-dinitxobenzenesulfonic acid and Sodium polysulfide solution heating.
Properties and Applications: brown. Soluble in water. In the Sodium sulfide solution for yellow brown; In concentrated sulfuric acid for yellow brown, dilution still for yellow brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4 | 4-5 | 3 | 5 | 5 | 4-5 | |
List of Suppliers:
Thionone Brown RO( Holliday L B & Co Ltd )
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