ENVIRONMENTALLY FRIENDLY. CFIA APPROVED. Protocol K-301 is an all-purpose industrial cleaner/degreaser concentrate (must be diluted) designed to quickly penetrate dirt, oil, grease, pigments, and other everyday soils. K-301 is safe to use on any surface. This unique and carefully chosen blend of non-ionic, biodegradable surfactants and builders enables K-301 to outperform traditional water-soluble cleaners when used comparatively. For specific use in food plants, see directions.