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.

2,7-Bis(4-Hydroxyphenyl)Benzo[Lmn][3,8]Phenanthroline-1,3,6,8(2H,7H)-Tetraone CAS NO 49546-05-6

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CAS No.:49546-05-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Anthra[2,1,9-Def:6,5,10-D'E'F']Diisoquinoline-1,3,8,10(2H,9H)-Tetrone, 2,9-Diamino- (9Ci) CAS NO 49546-23-8

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CAS No.:49546-23-8

Grade:Pharmacy Grade

Content:99.90%

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2-[[4-(Phenylmethyl)Phenyl]Methyl]Anthraquinone CAS NO 49658-24-4

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CAS No.:49658-24-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,3-Anthracenediol (9Ci) CAS NO 433714-11-5

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CAS No.:433714-11-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,8-Dihydroxy-2,4,5,7-Tetranitroanthraquinone CAS NO 517-92-0

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CAS No.:517-92-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Vat Red 41 CAS NO 522-75-8

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CAS No.:522-75-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

10-Hydroxyanthrone CAS NO 549-99-5

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CAS No.:549-99-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

4,5-Dihydroxy-2-Hydroxymethyl-1,3,6,8-Tetranitroanthraquinone CAS NO 567-95-3

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CAS No.:567-95-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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