1) Class: 1
Description: chemicals for use in the treatment of water, chemicals for treating water, water-purifying chemicals, chemical preparations for the treatment of water, wastewater treatment chemicals, chemicals for waste water treatment, chemicals for use in the treatment of wastewater, chemical products for waste water treatment, chemicals for wastewater treatment, sewage treatment chemicals, chemicals for use in cleaning water, chemicals for use in the purification of water, chemical products for wastewater treatment, waste water treatment chemicals, chemicals for sewage treatment, wastewater treatment chemicals for industrial purposes, chemicals for use in the treatment of waste water, wastewater treatment chemicals for industrial use, phosphates for water treatment, water softening chemicals, water treatment chemicals for use in swimming pools and spas, filtering materials of chemicals for water, flocculant chemicals for wastewater and industrial water treatment, chemical agents for use in water purification, water-purifying chemicals for swimming pools, waste water treatment chemicals for industrial use, chemical products for use in the treatment of waste water, chemical products for sewage treatment, water purifying chemicals for swimming pools, chemical fluids for de-watering, chemical filtering materials for water, chemicals in the form of water soluble oils, flocculant chemicals for use in the treatment of wastewater and industrial water, flocculating chemicals for treating waste and industrial process water, chemicals for industry, chemicals for industrial purposes, chemicals for the separation of crude oil from soil and water, enzymes for use in water treatment, ion-exchange resins for use in water treatment, industrial chemicals, demineralized water for industrial purposes, chemical agents for the treatment of bilge water, water purifying chemicals, chemicals for the purification of water, chemical products and compounds for the treatment of water supply systems, chemical additives for water cleaning, chemical additives for cleaning water, chemical products and compounds for the treatment of waste water systems, chemical additives for use in the cleaning of water, chemical products for use in the treatment of wastewater, waste water treatment chemicals for industrial purposes, chemical additives for use in the purification of water, chemicals for use in the treatment of sewage, water-softening chemicals, chemical products for the treatment of sewage, conditioning chemicals for waterbeds, chemical preparations for aquarium water, other than pharmaceuticals, chemicals for the surface treatment of metals, chemical products for aquarium water, other than pharmaceuticals, chemical products and compounds for the treatment of liquid separation systems, chemical products and compounds for the treatment of industrial process systems, chemicals for treating hazardous waste, chemical products and compounds for the treatment of water clarification and dehydration systems in aqueous systems, chemicals for use in the treatment of liquid hydrocarbons, chemical water conditioners for aquariums, chemical formulations for use in biological sewage treatment, fluids for drilling [chemicals], chemical products and compounds for the treatment of petrochemical and oil and gas processing systems, drilling fluids [chemicals], chemical preparations for de-watering, oil-purifying chemicals, buffers [chemicals], chemical compositions for waterproofing, chemical water conditioners for aquaria, chemicals used in science, aeration chemicals, chemicals for environmental pollution control, chemicals for use in biotechnological manufacturing processes, chemicals for use in science, chemicals being liquid buffer solutions, chemical aquarium water conditioners, chemicals for use in biotechnological product development, aerating chemicals, chemicals for controlling environmental pollution, chemicals for use in industry and science, chemicals for the manufacture of paints, chemicals used in industry and science, concrete-aeration chemicals, cement-waterproofing chemicals, except paints, chemicals for the purification of peptides, chemicals used in industry, chemicals for industrial use, chemicals for the manufacture of preparations for preventing corrosion, chemical fertilizers, chemicals for use in industry, chemical products and compounds for the treatment of cooling water systems, chemicals for use in manufacture, chemicals used in manufacturing processes, microorganisms for use in water treatment, chemicals for use in the petrochemical industry, purified water for industrial use, chemical products and compounds for the treatment of metal processing systems, chemicals for the control of environmental pollution, chemicals for use in aquariums, other than pharmaceuticals, waterproofing chemical compositions, chemical reagents, other than for medical or veterinary use, water-softening preparations, embalming chemicals, chemicals for use in the manufacture of paints, chemical products and compounds for the treatment of gas and hydrocarbon processing systems, chemical industrial products for biotechnological purposes, soil-conditioning chemicals, purified water for industrial purposes, chemicals for use as additives in paints, chemicals for use in the treatment of oils, chemicals for the purification of organic molecules, chemicals for use in the treatment of materials made of plastics, chemicals, other than pharmaceuticals, for use in aquariums, chemical preparations for the manufacture of paints, chemical reagents and preparations other than for medical or veterinary purposes, chemical reagents, other than for medical or veterinary purposes, chemicals for use in fermenting, fluids for rock drilling [chemicals], chemicals for use in aquariums, liquid chemical cleaning compositions for use in manufacture, chemical fluids for dewatering, chemical reagents and preparations, other than for medical or veterinary purposes, chemical products for manufacturing medical preparations, chemical plating solutions, compounds for acid treatment of wells, phosphates for potable water treatment, reagents for chemical analyses, liquid chemical cleaning compositions used in manufacturing processes, fire-retardant chemicals, cleaning liquids for use in manufacture, chemical products for use in industry, chemicals for the manufacture of preparations to improve corrosion resistance, chemical preparations for use as reference materials for food and water microbiological testing, chemical products for use in industrial cleaning processes, chemical products used in industry and science, chemical degreasing liquids for use in manufacturing processes, chemical products for use in industry and science, chemical products to remove moisture, ion exchange resins for use in water treatment, additives, chemical, to concrete, purification preparations, industrial chemical products for biotechnological purposes, chemicals for use in coating film, chemicals for the manufacture of fire retardant polymers, ammonia water, chemical products for use in the manufacture of detergents, chemical preparations for testing swimming pool water, chemical products for industrial analysis, specialized chemicals for use in industry, science and research, chemical degreaser liquids for use in manufacturing processes, chemical products for scientific analysis, chemical reagents for scientific purposes, fire retardant chemicals, chemical preparations for use in industry, chemicals for use in aquaculture, chemical reagents for laboratory use, other than for medical or veterinary use, chemical additives for drilling fluids, oil-separating chemicals, film cleaners [chemicals], water glass [soluble glass], chemical additives to concrete, chemicals for use in the oil industry, chemical additives for concrete, additives, chemical, to drilling muds, liquids for use in cleaning during manufacturing processes, chemical analytical preparations for laboratory use, additives, chemical, to soil, ion-exchangers [chemicals], chemicals used in oil drilling, active chemical ingredients, chemicals for use in oil drilling, ion exchangers [chemicals], chemical products for use as absorbents
2) Class: 11
Description: water treatment apparatus for water purification, water filtration and purification apparatus, water purification filters, bioreactors for use in waste water treatment, water treatment units for aerating and circulating water, water distillation units, membrane filtration units for water treatment apparatus, machines for water treatment, wastewater treatment systems by aeration, water purification apparatus, wastewater purification installations, sewage treatment plants, water purifying units for producing potable water, machines for the treatment of water, purification apparatus for sewage, water purification machines, ultraviolet sterilizers for water treatment, water conditioning systems, electrostatic water treatment devices, water softening units, wastewater treatment apparatus, industrial water treatment apparatus and installations, industrial waste water purification plants, wastewater treatment installations, water dispensers, water purifiers, evaporators for chemical processing, water filters, waste water treatment installations, apparatus for water purification, water purifiers for industrial use, sewage purification apparatus, water treatment apparatus for water softening, water treatment filters, wastewater purification units, chemical sterilization units being water treatment equipment, water purification units, chemical sterilization units [water treatment equipment], chemical sterilisation units being water treatment equipment, chemical sterilization units [water treatment apparatus], chemical sterilisation units [water treatment equipment], chemical sterilisation units [water treatment apparatus], bioreactors for use in wastewater treatment, water purification and filtration apparatus, bioreactors for use in the treatment of wastewater, bioreactors for use in the treatment of waste water, water treatment apparatus for infusing irrigation water with liquid fertilizer, water sterilizers, water purification installations, water conditioning units, drinking water filters
3) Class: 37
Description: construction, repair or maintenance of chemical plants
4) Class: 40
Description: water treatment, water treatment and purification, treatment of water, water treating, water purification, water treatment services, treatment of chemicals, consulting in the field of water treatment, treatment of materials using chemicals, water and air conditioning and purification, treatment of drinking water, service water and waste water, purification of water, providing information relating to water treatment, waste water treatment, consultancy in the field of water treatment, processing of chemicals, water treating and providing information relating thereto, water purification services, chemical treatment of waste products, treatment of waste water from industrial processes, water desalination services, waste water treatment services, treatment of waste water, distillation of chemicals, provision of information relating to water treatment, waste water treatment services for industrial purposes, desalination of water, distillation services for chemicals, air and water conditioning and purification, water demineralization, treatment of polluted waters, water recycling and desalination services, industrial toxic waste disposal [treatment], environmental remediation services being treatment of polluted ground waters, soil, waste or water treatment services [environmental remediation services], on-site water purification services, processing of chemicals and petrochemicals, sewage treatment, processing of chemical reagents, treatment of chemical waste, water treating and provision of information relating thereto, treatment of waste water in the field of environmental pollution control, treatment of waste water for pollution control, environmental remediation services being treatment of polluted surface waters, air purification and treatment of water, providing information relating to water treating services, industrial treatment of effluents, sewage treatment services, provision of information relating to water treating services, treatment of hazardous liquids, custom manufacturing of chemical reagents, chemical treatment of textile, recycling of chemicals, treatment of toxic liquids, services for the treatment of sewage, custom manufacture of chemical reagents