Nucon Instrument Calibrations NUCON calibrates and services all our instrumentation. We also calibrate pressure gauges. Please contact us to inquire about calibration, repair and service needs. Quality Instruments Halide Tracer Gas Detector Halide Tracer Gas Generation, Continuous Mode Halide Tracer Gas Generation, Pulse Mode Aerosol Detector Thermal Aerosol Detector Pneumatic Aerosol Detector Calibration