Internal standard
id:
internal-standard-267-17107216
title:
Internal standard
text:
In a chemical analysis, the internal standard method involves adding the same amount of a chemical substance to each sample and calibration solution. The internal standard responds proportionally to changes in the analyte and provides a similar, but not identical, measurement signal. It must also be absent from the sample matrix to ensure there is no other source of the internal standard present. Taking the ratio of analyte signal to internal standard signal and plotting it against the analyte c
brand slug:
wiki
category slug:
encyclopedia
description:
Chemical analysis method
original url:
https://en.wikipedia.org/wiki/Internal_standard
date created:
date modified:
2024-04-18T13:42:20Z
main entity:
{"identifier":"Q900775","url":"https://www.wikidata.org/entity/Q900775"}
image:
fields total:
13
integrity:
14