NaturaForce^™ Safer-Acid Rust Remover - Concrete & Masonry

Thickened safer-acid rust remover with a pH below 1 that performs like an acid yet stays mild to skin like liquid dish soap. The thickened formulation extends dwell time to lift new and old, light and heavy rust stains from concrete, restoring the surface to like-new; it also works on metal, porcelain, fiberglass and brick. Non-flammable, biodegradable, and ships DOT non-hazardous.