Scientific apparatuses and instruments, namely, spectrometers, infrared spectrometers, Fourier transform infrared spectrometers, and mass spectrometers; chromatographs, namely, gas chromatographs, liquid chromatographs, high pressure liquid chromatographs, size exclusion chromatographs, gel permeation chromatographs, ion chromatographs, and thin layer chromatographs; electrophoretic devices, namely, discontinuous electrophoretic devices, capillary electrophoretic devices, isoelectric focusing...