Capabilities

Gas flow calibrations are within our ISO/IEC  17025:2005 scope of accreditation.

Our capabilities include:

  • Mass Flow Meters 

  • Mass Flow Controllers 

  • Variable Area Flow Meters 

  • Gas Flow Meters 

  • Air Flow Meters 

  • Air Flow Gages 

  • Rotameters

Using the DH Instruments molbloc/molbox system we perform high accuracy low gas flow device calibrations in the range of 0.05 – 100 LPM to an accuracy of 0.5% of reading.

Gas flow calibrations are within our ISO/IEC  17025:2005 scope of accreditation.


  • Essco's service has been excellent. Debra, Nicole, and your delivery driver have been professional, polite, accommodating, and a pleasure to do business with. Maintaining my calibration equipment (under our ISO 9001 standard) is one of my many recurring chores, and Essco makes it painless.

    David Szczypinski

    Materials & Productions Manager

    LEWA-Nikkiso America, Inc.


The next time your Gas Flow equipment needs calibration please contact us and we’ll give you the turnaround you need and the competitive price you want.  We are here to  serve your calibration needs.