9 Scientific apparatus and instruments, namely,laboratory centrifuges, chromatographic apparatus for laboratory use and scientific purposes,laboratory crystallizers for use in the treatment, production and separation of materials, distillation apparatus for scientific purposes and separation columns for distillation, absorption, and extraction,laboratory fluidized bed processors, laboratory mixers, microscopes, ovens for laboratory use,laboratory chemicalreactors, and filtration membranes being parts of scientific apparatus and instruments; Measurements specifically measuring apparatus and instruments, namely, apparatus and instruments for physicochemical properties measurement, apparatus and instruments for acquiring thermodynamic data, namely phase equilibria, vapor pressures and infinite dilution activity coefficients, calorimeters, densimeters, ebulliometers, laser measuring systems, laser granulometers, particle size analyzers, spectrophotometers, solubility curve measurement devices, viscometers; Equipment for data processing and computers; Computer software, namely, downloadable software for making predictive models in the field of physical and chemical properties of products and components, downloadable software for simulating industrial processes for plant operators and engineers, downloadable operator training system