Calibrating apparatus, namely, units comprised of LED-based light detectors and light sources, used for calibrating flow cytometers; * all aforementioned goods except apparatus and instruments for measuring, monitoring and evaluation of thermo-physical properties and thermal processes, in particular of thermal diffusivity, heat conductivity, specific heat as well as their measuring probes, sample carriers, gauge heads, sensors, thermobalances for measuring the mass change, software for thermo...