C.I. Sulphur Blue 5, with the CAS number 60569-85-9, is a synthetic organic dye primarily used in the textile industry for dyeing cotton and other cellulose fibers. It belongs to the class of sulfur dyes, which are characterized by their ability to form insoluble colored compounds that adhere well to fabrics. This dye exhibits excellent lightfastness and washfastness, making it suitable for applications where durability is essential. C.I. Sulphur Blue 5 is typically applied in a reductive dyeing process, where it is solubilized and then oxidized to form the insoluble dye on the fiber. The dye is known for its vibrant blue hue and is often used in various shades and formulations. Safety considerations include handling precautions, as with many chemical substances, to minimize exposure and environmental impact. Overall, C.I. Sulphur Blue 5 is valued for its performance in textile applications, contributing to the wide range of colors available in dyed fabrics.

C.I. Sulphur Blue 5

60569-85-9: Sulfur Dark Blue 3R, C.I. Sulphur Blue 5, Sulphur Dark Blue V, Polysulfurized 4-[(2,4-dinitrophenyl)amino]phenol

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CAS 60569-85-9: C.I. Sulphur Blue 5

C.I.Sulphur Blue 5

Ref: 3D-FS41506