# PIN - Automatic Argon Triple Point Realisation Apparatus

> Pre-procurement notice from UK public-sector procurement sources.

## Key facts

- Public buyer: [National Physical Laboratory](/buyers/national-physical-laboratory/contract-awards)
- Published: 4 May 2021
- Planned start: 30 June 2021
- Planned end: 30 June 2021
- Stage: pre_procurement
- Notice ID: d12b6fb0-d46c-4c61-8973-673b2c166165-433358
- OCID: ocds-b5fd17-8e3edb88-ced8-4e45-b60d-f880f1f714dd

## Description

National Physical Laboratory requires a new argon triple point realisation apparatus which is capable of achieving the uncertainty required of a top tier National Measurement Institute\. The argon triple point occurs at a temperature of -189\.3442 °C\. It is principally used for calibration of standard platinum resistance thermometers \(SPRT\) in order to realise and disseminate the International Temperature Scale of 1990\.

## Related contract awards

- [Strategic Reporting](/contracts/ocds-b5fd17-cba20e46-64e6-4c85-9a06-355e1356c369): National Physical Laboratory
- [Awarded - ITT - IoT 5G devices Base Station Emulator](/contracts/ocds-b5fd17-d7a738be-ed83-4f10-9015-274de9977ad1): National Physical Laboratory
- [RFQ\_128032 - Bibliometric Assessment of the National Physical Laboratory's \(NPL\) Research Output](/contracts/ocds-b5fd17-41dc673a-dc9a-460b-9050-40d4b085cbf7): National Physical Laboratory

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/d12b6fb0-d46c-4c61-8973-673b2c166165-433358)