Rust Out is a mild phosphoric acid-based cleaner specially formulated to remove the alkali born of rust, scale, and lime deposits from carpet, fabric, and non-acid-sensitive surfaces. It chemically dissolves rust, mineral scale, and lime deposits for easy, thorough rinsing. Eliminates rust stains, mineral deposits, lime scale buildup Mild, non-fuming formula pH: 2.0–3.3 Works on carpet, fabric, and upholstery Ready to use
