Toilet Bowl Cleaners
his category comprises many product forms. Whatever the form, the products are designed to maintain a clean and pleasant smelling toilet bowl. Some products also disinfect.Included in this category are thickened liquids that cling to the sides of the toilet bowl, fresheners that keep the bowl smelling fresh, and various forms of in-tank cleaners that release active ingredients into the bowl with each flush of the toilet.Surfactants plus oxidants or acids are the primary ingredients for soil removal. The presence of acids or sequestrants facilitates removal of stains caused by hard water deposits and iron. Specific organic stains are cleaned by oxidizing agents present in some products
Toilet bowl cleaners with disinfecting action contain antimicrobial agents, such as quaternary ammonium salts.To dissolve stubborn rust and hard water stains, some products may contain strong acids, such as hydrochloric acid. Products containing sodium hypochlorite as the oxidizing agent also include alkalis, such as sodium hydroxide, sodium metasilicate or sodium carbonate. Most toilet bowl cleaners contain a pleasing fragrance.
Because of the incompatible nature of these products, manufacturers often warn the consumer not to mix them with other cleaning products.