Calibration gas
id:
calibration-gas-283-11083276
title:
Calibration gas
text:
A calibration gas is a reference gas or gas mixture used as comparative standard in the calibration of analytical instruments, like gas analysers or gas detectors. Therefore, a calibration gas has to be of a precisely defined nature or composition, like zero gas or span gas, for example 500 ppm carbon monoxide in nitrogen. To be a calibration gas, the gas must be traceable to a national or international standard. Traceability is the unbroken chain of comparisons to an acceptable international st
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Calibration_gas
date created:
date modified:
2019-06-20T08:58:17Z
main entity:
{"identifier":"Q16246974","url":"https://www.wikidata.org/entity/Q16246974"}
image:
fields total:
13
integrity:
13