Wash Fast Acid Dyes
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Wash Fast Acid Dyes are a reasonably priced collection of many different and worthwhile acid dyes, sold by PRO Chemical & Dye, including dyes referred to in some books as the “Nylomine” dyes. The name “Wash Fast” is a bit of a misnomer, as some of the dyes in the group are not very washfast at all, but this dye series has a very devoted following. See Which washfast acid dye colors are pure, rather than mixtures? for a complete listing of the pure dyes sold by ProChem. For a table showing the washfastness and lightfastness ratings for many of these dyes,
