AlbaChem PSR Powdered Dry Cleaning Fluid is exclusively for use on "Dry Clean Only" or S-coded fabric materials. AlbaChem PSR is designed to easily remove oil and grease stains without harming delicate fibers. AlbaChem PSR does not contain any chlorinated solvents. PSR has a low odor, will not "ring" and dries quickly. Use on silk, satin, cotton, wool, taffets, polyester, blends and all other dry clean only fabrics.