what is meant by Reactive Yellow PRA dye and its structure im bearing confusion plz any one help me
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Explanation:
Vat dyeing is a process that refers to dyeing that takes place in a bucket or vat. Most vat dyes, which require a reducing agent to solubilize them, are less suitable than fiber-reactive dyes for amateurs. Vat Process: {Converting Water-Insoluble to a Water-Soluble}.
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