Zep Commercial 184611 32 fl oz Ring Master All-Purpose High Acid Cleaner Liquid is a specialized cleaning solution designed to effectively address common bathroom maintenance challenges. This product is formulated to remove rust, hard water deposits, scum, and stains from various bathroom surfaces, including porcelain, ceramic, stainless steel, and chrome. Its unique blend of mineral acids, emulsifiers, detergents, and corrosion inhibitors ensures thorough cleaning while minimizing potential damage to surfaces. The cleaner's clinging liquid consistency allows it to adhere to vertical surfaces, providing complete coverage and enhancing cleaning efficiency. Additionally, the color indicator changes from lime green to bright blue upon rinsing or dilution, ensuring that all residues are effectively removed. The formula is fume-free, reducing exposure to strong acid fumes, and is safe for septic tanks when used as directed. This product is packaged in 32 fl oz (1 quart) bottles, with 12 bottles per box, making it suitable for both commercial and industrial applications.