Frost Rust Remover 1L Super Safe, Environmentally Friendly.

EFFECTIVE FORMULA: Removes deep rust from mild steel and iron while being safe for use on copper, brass, aluminium, plastic, rubber and vinyl surfaces VERSATILE APPLICATION: Suitable for fuel tanks, spray cabinets, ultrasonic cleaners, pressure washers, pumps and vats with reusable solution SAFE COMPOSITION: Non-toxic, non-flammable formula contains no acids, alkalis or petroleum solvents, making it safer to handle USAGE INSTRUCTIONS: Simply immerse clean items in solution for 1-12 hours depending on rust severity, checking periodically for results MULTIPLE SIZES: Available in 1L, 5L and 25L containers to suit different project requirements, with solution being reusable multiple times