Chemical preparations for the treatment of water and liquid and solid waste, namely, flocculants, coagulants, polyelectrolytes, reagents not for medical purposes; chemical products and additives for water conditioning, namely, biocides, organic industrial detergents, anti-corrosive chemical preparations, softeners in the nature of water softening preparations; chemical agents for conditioning boiler water and for conditioning water in metal tanks, heating installations and equipment, equipment and installations for cooling and refrigerating, water supply equipment, thermal condensers and other installations with piping and duct systems; oxidizing preparations for purifying, disinfecting and sterilizing liquids, namely, chemical preparations for water treatment and for preserving foodstuffs; chemical products used in industry or for use in industrial manufacturing processes, namely, industrial chemicals

Biocides for preventing the growth of algae, bacteria and micro-organisms in cooling and refrigeration equipment and installations, water supply equipment, heat exchange condensers and other installations with piping and ducts

Scientific apparatus for injecting chemicals, physical-chemical and biological reagents, namely, mechanical dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; apparatus for dosing chemicals, physical-chemical and biological reagents, namely, mechanical dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; programmable automated systems comprised of computer hardware, event recorders, and pollutant sensors for measuring, tracking and monitoring water quality parameters; computer software for the analysis and monitoring of water quality parameters; measuring and monitoring apparatus and instruments applied to the distribution and treatment of water, namely, pollutant sensors, water testing instrumentation for monitoring and detecting contamination, sensors for measuring concentrations of chemicals in water, water level indicators; programmable computer installations and apparatus, namely, computers, computer hardware and programmable logic controllers for remote monitoring, remote management, and remote control, using self-routing networks, specialized lines or microwave links for the control of installations used for the treatment of industrial water; electrical apparatus and instruments for oxidant generation, namely, electric sensors; components for the aforementioned apparatus, namely, computer hardware for water treatment and distribution measuring and monitoring apparatus

Delivery, unloading and storage of chemicals

Water treating; water treating by introducing reagents, particularly in water used for human or animal consumption and in water for industrial use; sanitation services, namely, reprocessing and treatment services for industrial waste water

Water quality control services; scientific and industrial research services relating to environmental protection; laboratory research services in the fields of water, water treatment and water purification; chemical analysis; chemical research; professional consultancy in the fields of chemistry, biology, bacteriology; technical project studies, namely, conducting scientific feasibility studies; surveying and engineering, not for construction purposes, in the fields of water and water treatment; surveying in the field of water and effluents; computer programming; computer services, namely, the development, design and updating of software and software packages; hosting of Internet sites and servers for others; technical consulting and consultations relating to research and development of new products in the computer science field; design of computer systems and telecommunication systems; scientific and industrial research services for developing and evaluating the performance of physical and chemical water treatment products and procedures; scientific and technology research studies for developing and evaluating the operational performance of installations for treating drinking or industrial water, for processing wastewater, household or industrial wastewater, as well as for treating physicochemical or biological fluids and sludges; technical auditing, namely, engineering services relating to these processes and equipment and to all other treatments of fluids, including in the field of industrial processes; surveying in the field of industrial information systems, namely, surveying in the field of automation, control, centralized technical management and control, decision-making systems, operational data management systems