Chemicals for industrial use, not including chemicals for use in the building and construction industry; chemicals in liquid form, including in capsules, and in powder form for water treatment, namely, for drinking water and swimming pool water and for further use in plant cleaning and swimming pool hygiene, but not for the cleaning and disinfection of clothes; granulated filter material, namely, quartz sand and gravel and carbon-based filter media, for water treatment, in particular for drinking water and swimming pool water; water purifying chemicals for combating slime in aqueous systems and for treating in the nature of deodorising waste and waste water, in particular in liquid form, including in capsules; preparations for cleaning and disinfecting, but not for the cleaning and disinfection of clothes, namely, chlorine, chemical halogen-based cleaners and disinfectants directed to the pool, grey water, and drinking water industry, carbon-based filter media in the nature of chemical preparations in the nature of filtering materials in the pool, grey water and drinking water industry in granular, tablet, liquid or powder form; chemical preparations in the nature of filtering materials for the treatment of drinking water, grey water and swimming pool water, flocculants, coagulants in the nature of water treatment chemicals in liquid, powder and gel form; pH correction agents in the nature of sodium bicarbonate, hydrochloric acid, carbon dioxide, sodium hydroxide, sodium bisulphate and sulphuric acid in liquid, granular, powder or gaseous form, complex forming agents in the nature of chemical agents for carbon dioxide sequestration, in particular for use on conduits, and substrates of all kinds, the aforesaid cleaning and disinfecting preparations being in particular in liquid form, including in capsules

Disinfectants, namely, algicides for swimming and bathing water treatment and chlorine-based disinfectants for use in chemical toilets, drinking water, grey water and swimming pool water, excluding hygiene of laundry; deodorising preparations for swimming and bathing water treatment, drinking, industrial and shower water processing, and surface water treatment, excluding for personal use; preparations for destroying vermin; fungicides and herbicides

Filter installations, namely, water filter apparatus and filtering apparatus as parts of household or industrial installations, namely, water filtering apparatus