Apparatus and instruments for scientific and industrial research and for use in laboratories, namely, spectrometers and fluorometers; spectrometers, namely, FITR spectrometers and infrared spectrometers; measuring devices, namely, spectrofluorometers; teaching apparatus, namely, instrumentation simulators for the qualitative and quantitative analysis of substances; software for the qualitative and quantitative analysis of substances; computer servers; notebook and laptop computers; mobile pho...