Our Services


What is Gauge Calibration?

Calibration is a process where we check or adjust - by comparison with a standard - the accuracy of a measuring instrument. Read our Calibration Brochure for more information on our NIST-traceable Primary and Secondary Calibration Standard Blocks.

We service and calibrate all models of nuclear gauges, including Troxler, InstroTek, CPN, and Humboldt.

A2LA Logo With a Troxler calibration, you get:

  • ISO 17025 Accredited Laboratories in NC, CA, FL, and TX (view our scopes)
  • Industry experts with more than 100 years of combined experience
  • Dedicated calibration technicians
  • NIST-traceable standards
  • ASTM and AASHTO compliant three- and five-block calibration
  • Background and temperature-controlled calibration bays
  • Expert technicians and engineers available for troubleshooting
  • Full mechanical inspection and cleaning
  • ISO 17025 Accredited Total Lab Calibration

News & Events

To stay up to date on our always evolving product features and technology, check out our
News & Events.

About Our Company

Since 1958, Troxler has been the worldwide leader in precision quality control and measurement equipment for the highway and construction industries. We are dedicated to providing full service, training, and maintenance support for all our products through our international sales and support offices in the US, Canada, Germany and through our 50 distributors around the world.

Get In Touch

Troxler Electronic Laboratories, Inc.
3008 E. Cornwallis Rd. • PO Box 12057
Research Triangle Park, NC 27709

Phone: 1.877.TROXLER (1.877.876.9537)
Outside the USA – +1.919.549.8661
Fax: +1.919.549.0761