Alkaline Stable Scouring Agent is prepared as an all purpose APEO free detergent for cotton and its blends with optimum wetting and detergent properties. The Scouring Agent also imparts penetrability to processing liquors during preparation and exerts its action even in low dosages. The Scouring Agent remains stable in alkaline medium. Alkaline Stable Scouring Agent prevents yellowing during weight reduction process of polyesters and has high soil suspending power.