Recommended by WHO HOCl has emerged in the current pandemic as the most potent and environmentally safe disinfectant available. FDA approval HOCL is approved by the FDA for use with organic crops EPA List N HOCL is on the EPA List N ( 96503-1 ) ECHA The European Commission has approved hypochlorous acid as an active substance for use in type 1, 2, 3, 4 and 5 biocides. Health Canada HOCL is approved by Health Canada. MAXIMUM YIELD Hypochlorus acid has strong antimicrobial and antibacterial properties.