TSP/90 is a white crystalline solid cleaner that deep cleans many washable surfaces without excessive scrubbing. Neutralizes and floats away grease, grime, dirt, oil, and smoke film. Readily soluble in water. Contains no phosphates, soap, lye, or abrasives. Use as a substitute for tri-sodium phosphate (TSP) in localities where use of phosphates are banned or discouraged for environmental considerations. Quickly deep cleans floors, walls, cabinets, siding, and woodwork to prepare surfaces for painting. Not recommended for use on glass or varnished wood floors. Biodegradable and safe for the environment. Excellent shelf life when stored as directed. Easy resealable bag.