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Hertfordshire County Council

Services for businesses, charities and other public bodies


From quick questions to tailored advice, we're here to help you.

Hertfordshire Metrology Laboratory is a weighing and measuring service for trade and industry.

We offer a competitive Disclosure and Barring Service (DBS) to all kinds of organisations who work with vulnerable adults and children.


We also offer services exclusively for charities and other public bodies.




Hertfordshire Metrology Laboratory can measure your equipment to ensure it meets legal standards. Our fees. Contact us for a free quote.

Our accredited and non-accredited calibration services

We are a UKAS accredited laboratory (calibration laboratory no. 0474) for the calibration of class E2 weights from 1mg to 20kg and class M2, M1 and F2 weights from 1mg to 25kg.

Our other non-UKAS calibration services include:

  • in-house certification of weights and artefacts up to 50kg.
  • testing small machines in our temperature controlled laboratory.
  • testing high capacity machines up to 2 tonnes on site using standard test weights, which are also available for hire with a certificate of traceability.
  • calibrating and certifying metric rules and tape measures up to 30m in length.
  • gravimetrically testing capacity measures from 1ml to 20l.

After testing, we'll provide you with calibration certificates showing the equipment  and test methods used, traceability to national standards, full results and any uncertainty of measurements.

Why use us?

  • Accredited by the United Kingdom Accreditation Service (UKAS) (calibration laboratory no. 0474) for the calibration of weights up to class E2.
  • We've been providing calibration services for industry since 1989.
  • Competitive prices and free quotations.

Email Hertfordshire Metrology Laboratory to find out more.

Hertfordshire Metrology Laboratory
Hertfordshire County Council
Apsley 2
Brindley Way
Hemel Hempstead

Open 9:00am to 4:30pm for collections or other times by request.

Call 01442 454505.