Dissolve the Neodol 25-9 in warm water, then add the inorganic salts and stir until fully dissolved. Last add the Bardac 22. Directions for Use: Use 1:64 aqueous dilution or 2 oz/gal water for a hospital strength disinfectant cleaner. use 1:128 aqueous dilution or 1 oz/gal of water for an institutional disinfectant cleaner (nonhospital strength).