More than 20 years of experience in the area of ​process and laboratory instrumentation backed by extensive knowledge in the field of metrology and its applications both industrial and scientific, framed in the development of the concept of traceability of measurements, notions in basic and advanced concepts described in the International Vocabulary of Metrology (VIM), as well as the technical and statistical study of the Guide for Expression of Measurement Uncertainty and its application in Testing and Calibration laboratories according to the established requirements In the ISO / IEC 17025: 2005 standard. Preventive, corrective, adjustment, calibration and estimation of the uncertainty of measurement in the use of pressure gauges, pressure transmitters, dead weight balances, vacuum meters, bimetallic thermometers, liquid glass thermometers, digital thermometers, furnace, ovens ,climatic chambers, temperature calibrators and simulators, digital densimeters, hydrometers, volume meters, conductivity meters, ph-meters, turbidimeters, UV / VIS spectrophotometers, infrared spectrophotometers, atomic absorption spectrophotometers, particle size analyzers, dynamic viscometers, flashpoint analyzers, pour-point analyzers, length meters, callipers, micrometers, characterization of temperature-controlled isothermal media.