9 Scientific apparatus and instruments, namely, apparatus/instruments to probe for chemicals in liquids, gases and on surfaces; apparatus/instruments to probe for chemical constituents in liquids, gases and on surfaces; apparatus/instruments to identify chemical constituents in liquids, gases and on surfaces; apparatus/instruments to identify the concentrations of chemical constituents in liquids, gases and on surfaces; apparatus/instruments to identify the changes in chemical constituents in liquids, gases and on surfaces with time;apparatus/instruments to identify the changes in chemical constituents in liquids, gases and on surfaces during chemical reactions; apparatus/instruments to identify the changes in concentrations of chemical constituents in liquids, gases and on surfaces with time; apparatus/instruments to identify the changes in concentrations of chemical constituents in liquids, gases and on surfaces during chemical reactions; chemistry apparatus and instruments, namely, spectrometers; pollution measurement systems; pollution measurement spectrometers; pollution measurement probes; gas spectrometers; gas probes; White cell spectrometers; White cell probes; air pollution measurement and control systems; gas analysers; chemical analysis apparatus, namely, transmission spectrometers; transmission probes; absorption spectrometers; absorption probes; absorbance spectrometers; absorbance probes; infrared spectrometers; infrared probes; mid-infrared spectrometers; mid-infrared probes; detectors, namely, radiation detectors; thermal detectors; heat detectors; light detectors; pyroelectric detectors; copolymer detectors; vinylidene fluoride trifluoroethylene copolymer detectors; vinylidene fluoride trifluoroethylene detectors; tuned detectors; tuned quarter wave cavity detectors; single pixel detectors; pixelled detectors; array detectors; detectorarrays; linear detector arrays; detector chips; solid state detectors; auger emission suppressed detectors; infrared and mid-infrared detectors; apparatus for irradiating chemicals and materials, namely, surface analyzers; surface spectrometers; surface probes; reflectometers; surface reflectance spectrometers; surface reflectance probes; infrared surface reflectance spectrometers; infrared surface reflectance probes; mid-infrared surface reflectance spectrometers; mid-infrared surface probes; apparatus fortesting or analyzing chemicals and materials, namely, on-line spectrometers; on-line probes; on-line chemical identification spectrometers; on-line chemical identification probes; at-line spectrometers; at-line probes; at-line chemical identification spectrometers; at-line chemical identification probes; in-line spectrometers; in-line probes; in-line chemical identification spectrometers; in-line chemical identification probes; explosion proof spectrometers; explosion proof probes; process control spectrometers; process control probes; process analysis and control spectrometers; process development spectrometers; process development probes; portable spectrometers; portable probes; liquid spectrometers; liquid probes; attenuated total reflectance (ATR) spectrometers; ATR probes; diagnostic apparatus not for medical purposes, namely, apparatus/instruments to identify the position of objects; apparatus/instruments to identify the position of hot objects; apparatus/instruments to identify the position of human bodies; moving body detectors; apparatus and instruments for physics namely, ATR spectrometers; ATR probes