Chemical Compound for use in removing foreign matter from water softeners; Chemical compounds for use in cleaning and maintaining water softening units; Chemicals for water treatment equipment, namely, for regeneration of water filters; Water treatment chemicals for industrial, commercial and residential use for removing iron, hydrogen sulfide, manganese and like materials; Chemical compound for treating water; Water treatment products for household, commercial and industrial use, namely, polyphosphate crystals, liquid, powder and cartridges for protecting from and preventing iron staining and for cleaning and protecting water coolers, refrigeration equipment, plumbing systems and other equipment from hard water scale, iron buildup and other minerals; Chemical sequestering agent for water treatment

Cleaning substance used for cleaning hard water scales from the surfaces and interiors of appliances that involve heating or evaporating water; All-purpose rust and stain remover for use in toilet bowls, flush tanks, sinks and bowls, dishwashers and washing machines, and for white clothing, dishes and glassware, brick, stone, or concrete exterior surfaces, tubs, chrome, ceramic tile, shower stalls and the like; Compounds for cleaning and conditioning water softening units; Cleaning preparations for water conditioners; Stain remover for kitchen and bath fixtures; Cleaning preparations for water softeners

Compounds for sanitizing water softening units