Vat Dyes
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Vat Dyes Refer To The Dyeing Of Cellulose Fibers By Reducing Them In Alkaline Conditions, Then Oxidizing Them And Restoring Them To Insoluble Dyes. They Are Used To Dye Cellulose Fibers. The Insoluble Vat Dyes Are Made Into Sodium Sulfate, Which Can Be Ch