# Isotech: 40 years of British Innovation Excellence \& Unparalleled Accuracy > Award winning temperature measurement \& calibration, from metal block baths for calibrating thermocouples to RTDs Generated by Yoast SEO v28.5, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [Careers at Isotech](https://isotech.co.uk/careers-at-isotech/) - [On\-Site Temperature Calibration](https://isotech.co.uk/on-site-temperature-calibration/) - [Equipment for the Temperature Calibration Laboratory](https://isotech.co.uk/equipment-for-the-temperature-calibration-laboratory/) - [Healthcare \- Sector Landing Page](https://isotech.co.uk/industrial-calibration/healthcare-temperature-calibration/) - [SPRT Calculator](https://isotech.co.uk/sprt-calculator/) ## Posts - [Isotech acquires Metrosol Limited](https://isotech.co.uk/isotech-acquires-metrosol/) - [Why Do We Need to Measure to 0\.001°C?](https://isotech.co.uk/why-do-we-need-to-measure-to-0-001c/): Precision at the millikelvin level underpins modern science and industry\. From climate monitoring and oceanography to astronomy and advanced manufacturing, traceable temperature measurement at 0\.001 °C enables reliable data, meaningful comparison, and confident decision\-making worldwide\. - [Introducing the Model 526 Ultra\-Low Dry Block Calibrator to \-115°C](https://isotech.co.uk/introducing-the-model-526-ultra-low-dry-block-calibrator-to-115c/) - [Completing the microK² Family: Two New Precision Thermometry Bridges](https://isotech.co.uk/microk2-family-complete/) - [Isotech in Climate \& Oceanographic Research](https://isotech.co.uk/isotech-in-climate-oceanographic-research/): Accurate temperature measurement is crucial in various industries, particularly manufacturing\. Regular calibration of temperature sensors is necessary to ensure precise readings\. Isotech offers temperature calibration solutions that are trustworthy, dependable, and accredited by UKAS\. ## Products - [TRU² Model 992](https://isotech.co.uk/products/tru²-model-992/): \

A high\-capacity, precision cold junction reference for thermocouple calibration, providing a stable, traceable 0 °C reference without the inconvenience of ice baths\.\ \

TRU² is designed for calibration laboratories and manufacturers who require lower uncertainty, higher throughput, and greater confidence than is possible with internal instrument cold junction compensation\.\ - [Semi Standard PRTS](https://isotech.co.uk/products/semi-standard-prts/) - [Model 526 Low Temperature Calibration Source](https://isotech.co.uk/products/model-526-low-temperature-calibration-source/): \

A low temperature calibration source for calibrating thermocouples and PRTs at cryogenic temperatures, providing accurate, uniform control across a wide range\. Designed for reliable, straightforward use in laboratory and industrial calibration\.\ - [913\-HC microsKanner](https://isotech.co.uk/products/913-hc-microskanner/) - [Temperature Controlled Fixed Resistors](https://isotech.co.uk/products/temperature-controlled-fixed-resistors/) ## Documents - [microK Thermometry Validation with sub mK Uncertainty](https://isotech.co.uk/documents/cost-effective-techniques-used-to-validate-the-performance-of-the-microk-resistance-thermometry-instrument-with-sub-mk-uncertainty/) - [Metrology Error Reduction Using Substitution Topology](https://isotech.co.uk/documents/using-a-substitution-measurement-topology-to-eliminate-the-effect-of-common-mode-errors-in-resistance-measurements-used-in-temperature-metrology/) - [Improving Temperature Calibration Accuracy with ADC](https://isotech.co.uk/documents/better-accuracy-in-temperature-calibration-and-measurement-through-a-new-type-of-analog-to-digital-converter/) - [Mercury Triple Point Realisation in Europa Calibrator](https://isotech.co.uk/documents/mercury-triple-point-realisation-in-a-europa-portable-calibrator/) - [Stem Conduction and Light Piping in ITS\-90 Cells \(UKAS Lab\)](https://isotech.co.uk/documents/stem-conduction-and-light-piping-in-its-90-fixed-point-cell-assemblies-at-a-ukas-laboratory/) ## Software - [Setpoint Programmer Editor for ADVANCED Units 2026](https://isotech.co.uk/software/setpoint-programmer-editor-for-advanced-units-2026/) - [milliK Firmware Update](https://isotech.co.uk/software/millik-firmware-update/) - [Remote Display Control \- operate the milliK via ethernet](https://isotech.co.uk/software/remote-display-control-operate-the-millik-via-the-ethernet-port/) - [Cal Notepad Software; Control, Monitor and Log](https://isotech.co.uk/software/cal-notepad-software-to-control-monitor-and-log-from-isotech-equipment/) - [Setpoint Programmer Editor for ADVANCED Units](https://isotech.co.uk/software/setpoint-programmer-editor-for-advanced-units/) ## Product categories - [Industrial Calibration](https://isotech.co.uk/product-category/industrial-calibration/) - [Primary Standards](https://isotech.co.uk/product-category/primary-standards/) - [Secondary Laboratory](https://isotech.co.uk/product-category/secondary-laboratory/) - [Infrared Calibrators](https://isotech.co.uk/product-category/infrared-calibrators/) - [Dry Blocks and Portable Baths](https://isotech.co.uk/product-category/industrial-calibration/dry-blocks-and-portable-baths/) ## Optional - [Sitemap index](https://isotech.co.uk/sitemap_index.xml)