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ISO 17025 Calibration of Fixed Point Cells

  • Isotech are able to calibrate Fixed Point Cells from the Argon Point to Silver Point, – 189.3442°C to +961.78°C
  • Popular Models calibrated include Pond K18, K23, K29, K38, Fluke 5901, 5900E, 5943, 5904, 5905, 5906, 5907, 5908
  • 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.
  • Unparalleled experience
  • All work carried out in our UK ISO 17025 Accredited Laboratory

Calibration Uncertainty Summary – View our full schedule here


Premium ServiceStandard Service
mK, k = 2mK, k = 2
WtpWater Triple Point0.01°C0.0700.5
GaGallium 29.7646°C0.0701.0
AlAluminium 660.323°C1.16.0
AgSilver 961.78°C2.0


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.

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