Independent analytical testing. Results apply only to the sample received, for research use only.

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Linearity

Seen on system suitability records.

Definition

How well detector response tracks concentration in a straight line across the working range. It is a pass condition for a quantitative run rather than a descriptive statistic.

Related terms

Calibration curve
The relationship between analyte concentration and detector response, built from standards across a working range.

About quantitation and content

How much is actually there, on what basis, and against what standard.

Peptide contentLabel claimPeptide base versus gross saltCounter-ionResidual moistureReference standardWorking rangeRecoveryLimit of detectionLimit of quantitationReporting limitMeasurement uncertaintyMatrix effect

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