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.

Violanthrone-78 CAS NO 82145-74-2

Unit Price:Get Price

CAS No.:82145-74-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,2,3,6,9-Pentachlorooxanthrene CAS NO 82291-34-7

Unit Price:Get Price

CAS No.:82291-34-7

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

4,9-Dibromoisochromeno[6,5,4-Def]Isochromene-1,3,6,8-Tetraone CAS NO 83204-68-6

Unit Price:Get Price

CAS No.:83204-68-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,4,5-Trihydroxy-8-[(2-Hydroxyethyl)Amino]Anthraquinone CAS NO 83249-33-6

Unit Price:Get Price

CAS No.:83249-33-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,8-Diamino-Ar,Ar'-Dibromo-4,5-Dihydroxyanthraquinone CAS NO 83290-91-9

Unit Price:Get Price

CAS No.:83290-91-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

2,9-Bis(p-Methoxybenzyl)Anthra[2,1,9-Def:6,5,10-D'E'F']Diisoquinoline-1,3,8,10(2H,9H)-Tetrone CAS NO 83524-75-8

Unit Price:Get Price

CAS No.:83524-75-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,8-Diamino-2,4,5,7-Tetrachloroanthraquinone CAS NO 83578-92-1

Unit Price:Get Price

CAS No.:83578-92-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

1,8-Diamino-2,7-Dichloro-4,5-Bis[(4-Methylphenyl)Amino]Anthraquinone CAS NO 83578-94-3

Unit Price:Get Price

CAS No.:83578-94-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Go to Page

Why choose US

Trusted Manufacturer

With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.

Rigorous Quality Assurance

Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

Advanced R&D Expertise

Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.