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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

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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