Classification of Sulphur Dyes

Sulphur Dye Sulphur dyes are one of the most used dyes for producing bright black and brown shade on cellulosic fiber products. The chemistry of sulphur dyes dyeing is near similar to vat dyes dyeing. In both cases, the final colour is developed by the oxidation process. Although, reactive dyes, azoic colour is available sulphur … Read more