This proprietary blend of high-power products plus detergents makes quick work of stains from vitreous surfaces. Features a blend of detergent, wetting agent, and rinse additive formulated to keep toilet bowls and urinals bright and clean Ready to use. This proprietary blend of high-power acids plus detergents makes quick work of stains from vitreous surfaces. Take on even the toughest, hard-to-remove stains with this highly concentrated formula. Features a blend of detergent, wetting agent, and rinse additive formulated to keep toilet bowls and urinals bright and clean. pH 2.0. Ready to use.