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Calibration Lab

PTC Metrology™
This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025 and offers NIST Traceable calibration services.

PTC Metrology™ is the calibration laboratory of PTC® Instruments, the world's leading manufacturer of durometers and bimetal surface thermometers. PTC® has been performing calibrations for more than 60 years. John Marcus, Ph.D. is the Technical Director. He brings his training in experimental physics and thermodynamics to bear directly on PTC Metrology™, keeping it technically competent and up to date. Our certificate from A2LA covers calibration and written certification for the following.

  • Durometer Calibration
    A written calibration report for any durometer covered by current ASTM D2240 or ASTM F1957 specifications is available from PTC Metrology™.
  • Humidity Calibration
    PTC Metrology™ offers standard humidity certifications; which include as received and as returned data, a statement of uncertainty, and laboratory conditions.
  • Pressure Calibration
    Pressure is usually measured, either as absolute pressure (psia), or relative to atmospheric pressure (psig).