9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
gas monitors, namely, portable gas leak detectors, toxic gas transmitters, toxic and combustible gas detectors, infrared gas transmitters, wet gas detectors, wet hydrogen sulfide (h2s) gas detectors, gas samplers, modular gas detectors, gas alarm modules, ozone generators; water monitors, namely, dissolved oxygen monitors, paracetic acid monitors, fluoride monitors, residual chlorine monitors, total chlorine monitors, ph/orp monitors, universal ph sensors, blind toroidal conductivity monitors, electrode conductivity monitors, toroidal conductivity monitors, dissolved ozone monitors, hydrogen peroxide monitors, optical dissolved oxygen monitors, residual sulfite monitors, dissolved sulfide monitors, dissolved ammonia monitors, turbidity monitors, chlorine dioxide monitors, portable monitor and data logger systems to provide ph measurement, and short term data on residual chlorine