FLUX-OFF is a mild, but effective cleaner that easily removes the toughest deposits of flux, soldering oils and other contaminants such as grease, dirt and molding compounds. FLUX-OFF is colorless and leaves no residue. It is used for gentle and intensive cleaning of printed circuit boards, electronic subassemblies and all other electronic components, suitable for degreasing of parts and equipment. It does not attack any material in common use. However, avoid using it on PVC and polystyrene.