Calorimeters; X-ray fluorescence analyzers; Furnaces for laboratory use; Drying ovens for laboratory use; Laboratory equipment, namely, electric bath heaters; Constant temperature incubators for laboratory use; Scientific apparatus for determining the water content in petroleum products; Magnetic agitators for laboratory use; Scientific apparatus, namely, spectrometers and parts and fittings therefor; Chromatography apparatus for laboratory use; Laboratory robots; Laboratory equipment and sup...