Sulphur Bordeaux B3R Name:C.I.Sulphur Red 6,C.I.53720 Molecular Structure: C.I.Sulphur Red 6,C.I.53720,CAS 1327-85-1,Sulfur Bordeaux 3B,Sulphur Red Brown B3R,Sulphur Brown 3BR CAS Registry Number:1327-85-1 1.Properties and Applications: bordeaux. Puce powder. Part of the soluble in water. In the Sodium sulfide solution solubility is good, for the red light brown to brown; In concentrated sulfuric acid for dark blue purple, dilution after brown precipitation. Mainly used for cotton, hemp, viscose and vinylon/cotton blended fabric dyeing, suitable for dye corduroy, also used in leather dyeing. Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping Moderate Severe ISO 4 2 3-4 2-3 2-3 3-4 2-3 AATCC 4-5 2 5 2 3 2.International Similar Brank Sulphur Brown 3BR Asashio Red Brown 3B Atul Sulphur Bordeaux 3BR Atul Sulphur Bordeaux B R Dycosulphur Bordeaux 3B Hydrosol Red Brown 3B Conc Sulfur Bordeaux 3B Sulphur Bordeaux 3B Sulphur Red 3B Sulphur Red 6 100% Sulphur Red Brown 3R