Direct dyes are dyes that can be heated and boiled in neutral and weak acid media without the aid of mordants Direct dyes are classified according to their application: there are common direct dyes, direct lightfast dyes and direct azo dyes. Direct dye yellow R is a common direct dye.
Read MoreSend InquirySulphur Bordeaux 3B Dye is mainly used for dyeing various coffee colors with red light, and it is often used as the three primary colors with yellow brown 5G and black BN, as well as various colors such as gray and camel light brown. Mostly dyed corduroy and other fabrics
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