Synthrapol is a liquid detergent used as a prewash and afterwash for dyed or painted fabrics and as a wetting agent for fabric dyes and paints. Synthrapol has the unique property of keeping loose dye suspended during washing, thus preventing backstaining while aiding in the removal of excess color.Details:8 fl. oz. (236.59 mL) bottleEasy to usepH neutralIndustrial strength