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The dyes which are applied to the fabric...

The dyes which are applied to the fabric in the colourless reduced state and then oxidised to coloured state are called

A

Vat dyes

B

Disperse dyes

C

Triphenyl methane dye

D

Azo dyes

Text Solution

Verified by Experts

The correct Answer is:
A
Vat dyes are insoluble compounds which on reduction give soluble (leucoform) product. The product may be either coloured or colourless and have affinity for specific fabrics e.g. Indigo.
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