How can we help? +44 (0)1704 543830 |

ISO 17025 Calibration of Standard Platinum Resistance Thermometers: SPRTs

  • Isotech are able to calibrate Primary Standard SPRTs such as Isotech 670SQ, Accumac AM1760, AM1850, AM1860, AM1880, AM1950, AM1960 Fluke 5681, 5683, 5684, 5698, 5699, Tinsley 5187SA, Leeds and Northrop 8163Q, 8167Q to world leading uncertainties with our Premium Service, Note 1
  • For Secondary SPRTs including Isotech 909, Rosemount 162CE, SDL Q25 Our Standard (Note 2) Service is available
  • Choose Isotech for world leading calibration uncertainties
  • Clear and simple certification – the uncertainty stated on the certificate is for the piece of equipment that has been calibrated.
  • Committed Service – if an SPRT requires annealing prior to calibration the customer will be consulted and the annealing will take place at no extra cost to the customer
  • All work carried out in our UK ISO 17025 Accredited Laboratory
Premium ServiceStandard Service
mK, k = 2mK, k = 2
ArArgon-189.3442°C0.5BP Nitrogen*


WtpWater Triple Point0.01°C0.10.2110
GaGallium 29.7646°C0.21
AlAluminium 660.323°C22625
AgSilver 961.78°C740
* Suitable Quartz SPRTS can be calibrated at the Triple Point of Argon

Use your mouse to scroll if the table is not all on screen


We are accredited by the UK accreditation body, UKAS to the International Standard, ISO 17025. Our certificates have international legal status.
Accredited for electrical and temperature measurements since 1986.

We are here to help you

Making sure you get the product you need

  • We are online and ready to chat to you if you need any advice and support, or if you prefer you can fill out the form below.

    Chat Now
youtube linkedin