Vat Dyes

Vat Dyes

Vat dyes are water-insoluble dyes that become soluble only after reduction to their leuco form, enabling them to penetrate fiber structures before reoxidizing to an insoluble, highly fast pigment. This unique dyeing mechanism yields unmatched wash fastness, light fastness, and chemical resistance. Indigo is the most famous vat dye, but many others produce deep, brilliant shades suitable for cotton, rayon, and other cellulose fibers. Vat dyes are indispensable in denim manufacturing, workwear, military fabrics, and high-performance textiles. Their dyeing process requires controlled reduction–oxidation conditions, making them technically demanding but extremely durable in end-use performance.

Vat Orange 26 CAS NO 12237-49-9

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CAS No.:12237-49-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Vat Yellow 46 CAS NO 12237-50-2

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CAS No.:12237-50-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Vat Black 31 CAS NO 12239-79-1

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CAS No.:12239-79-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Vat Black 34 CAS NO 12271-03-3

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CAS No.:12271-03-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

C.I. Vat Blue 17 CAS NO 12271-05-5

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CAS No.:12271-05-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Indigo Blue (Powder) CAS NO 12626-73-2

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CAS No.:12626-73-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,5-Bis(Dimethylamino)-4,8-Dihydroxy-9,10-Anthracenedione CAS NO 13324-23-7

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CAS No.:13324-23-7

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1-(Phenylthio)Anthraquinone CAS NO 13354-35-3

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CAS No.:13354-35-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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