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Sulphur Brown 12

Name:C.I.Sulphur Brown 12,C.I.53721

Molecular Structure:

C.I.Sulphur Brown 12,C.I.53721,CAS 1327-86-2,Sulphur Brown 4R

C.I.Sulphur Brown 12,C.I.53721,CAS 1327-86-2,Sulphur Brown 4R

CAS Registry Number:1327-86-2

Manufacturing Methods : similar C.I. Sulphur Red 6 (C.I. 53720) stated in the method, The curing reaction is not added to copper sulfate. According to Ken shade requirements, adjust the curing reaction (reduce) the proportion of copper sulfate, available shade from dark red to red-brown dye.

Properties and Applications: red light brown. Part of the soluble in water. In concentrated sulfuric acid for blue purple, dilution after brown precipitation; In the Sodium sulfide solution solubility is good, for the red light brown.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 4 2 4 2-3 3 3-4 2-3
AATCC 4-5 2 5 2 3

List of Suppliers:

Sulphur Brown 4R( Boruta – Kolor )


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