A wide variety of instruments: portable mercury vapor analyzers, continuous emission monitors (CEM), capillary electrophoresis, portable gas chromatograph, radiation dosimeters, luminescent and photometric analysis, atomic absorbtion spectrometers, mass spectrometry, IR Fourier spectrometry, HPLC, HPCE, and microwave sample digestion, are primarily intended for and are widely used in environmental, industrial, and research laboratories.