Calibration devices for calibrating Industrial X-ray apparatus in the nature of testing equipment for determining industrial flaws; Electronic imaging apparatus in the field of iridology, sclerology, rayid and eyology not for medical use; Electronic instruments for use in remote inspection and measurement of industrial components using remote visual devices; Electronic instruments, namely, logic analyzers; Electronic navigational and positioning apparatus and instruments; Electronic ultrasonic test equipment, namely, ultrasonic flaw detectors, thickness testers and hardness testers, for non-medical use; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Gravity measuring instruments; High pressure manometers; High Z material detection system comprising a set of muon detectors and digital signal processing unit; Industrial X-ray apparatus in the nature of testing equipment for determining industrial flaws; Instruments for detecting and measuring two-dimensional distribution of force and pressure; Instruments for measuring length; Laboratory apparatus and chromatography systems for use in protein purification; Laboratory apparatus and instruments for the exchange of substances and heat; Laboratory apparatus and instruments, namely, pre-packed columns for use in separation and purification; Laboratory equipment and supplies, namely, thermometers; Laboratory instrument for the detection of pathogens and toxins in a biological sample for research use; Laboratory instruments, namely, radiation devices in the nature of ultraviolet, visible, or infra-red light boxes for the analysis of bodily fluids; Measuring apparatus for temperature and humidity levels in gases and solid substances; Measuring apparatus, namely, angle finders; Measuring apparatus, namely, laser distance meters; Measuring instrumentation and apparatus, namely, digitizers; Metal hardness testing machines; Metal strength testing machines; Meteorological instruments; Precision instruments for manipulation and positioning of microscopic objects; Pressure controllers for controlling the pressure of liquid, semi-liquid, and gaseous substances in industrial processes; Pressure gauges; Pressure indicating plugs for valves; Pressure indicators; Radiation-measuring instruments; Scientific apparatus and instruments for measuring relative DNA, RNA and protein and parts and fittings therefor; Scientific apparatus and instruments, namely, chromatography columns for use in purification in the laboratory and parts and fittings therefor; Scientific apparatus and instruments, namely, fluid handling device used for disposable bioprocessing applications and parts and fittings therefor; Scientific measuring instruments, namely, conductivity meters; Steam sterilizers for laboratory use; Steelyards; Surveying instruments; Surveying machines and instruments; Testing equipment for measuring the temperature, pressure, position or form of workpieces in a machine tool; Ultrasonic flaw detectors; Ultrasonic instrumentation for testing machines