9 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