NSB-820 ECO is a concentrated bathroom cleaner that does not emit strong irritating vapors. It is effective in dissolving rust stains, soap deposits, scale and limescale caused by hard water. NSB-820 ECO can be used for shower doors, ceramic tiles, chrome, porcelain, plastic and fiberglass. It adheres to surfaces for better efficiency, gives off a pleasant fragrant smell and is preferable for the environment.Biodegradable • Low toxic • Non-corrosive • Non-flammable • Phosphate free • Low VOC • Solvent free (aromatic, halogenated, glycol ether) • APE-free • EDTA-free • NTA-free • No known carcinogens • No bleach • No quaternary ammonium compounds • No toxic metals • Food coloring • Effective in cold water • Recyclable packaging