Section 324.3901 - Definitions; selling or distributing cleaner, rinsing aid, or sanitizing agent containing more than 14% phosphorus prohibited; selling or distributing products containing more than 28% phosphorus prohibited(1) As used in this part: (a) "Cleaning agent" means a laundry detergent, dishwashing compound, household cleaner, metal cleaner, degreasing compound, commercial cleaner, industrial cleaner, phosphate compound, or other substance intended to be used for cleaning purposes. Cleaning agent does not include any of the following: (i) A cleaner, rinsing aid, or sanitizing agent intended primarily for use in commercial machine dishwashers with not more than 14% phosphorus.(ii) A cleaner for food processing with not more than 14% phosphorus.(iii) A cleaner for industrial uses with not more than 28% phosphorus.(b) "Nutrient" means a substance or combination of substances that, when added to the waters of this state in a sufficient quantity, provide nourishment that promotes the growth of aquatic vegetation in the waters to such a density as to interfere with or be detrimental to use of the waters by human beings or by an animal, fish, or plant useful to human beings.(c) "Water conditioner" means a water softening chemical, antiscale chemical, corrosion inhibitor, or other substance intended to be used to treat water.(2) Notwithstanding any other provision of this part: (a) A person shall not sell or distribute for use in this state a cleaner, rinsing aid, or sanitizing agent intended primarily for use in commercial automatic or commercial machine dishwashers that contains phosphorus in excess of 14% by weight expressed as elemental phosphorus.(b) A person shall not sell or distribute for use in this state a cleaner, rinsing aid, or sanitizing agent intended primarily for use in dairy agricultural and farm operations and in the manufacture, preparation, and processing of foods and food products including those used in dairy, beverage, egg, fish, brewery, poultry, meat, fruit, and vegetable processing that contains phosphorus in excess of 14% by weight expressed as elemental phosphorus.(c) A person shall not sell or distribute for use in this state a metal cleaner, metal brightener, metal treatment compound, conversion coating agent, corrosion remover, paint remover, rust inhibitor, etchant, phosphatizer, degreasing compound, industrial cleaner, or commercial cleaner intended primarily for use in industrial and manufacturing processes that contains phosphorus in excess of 28% by weight expressed as elemental phosphorus.1994, Act 451, Eff. 3/30/1995 .