AssayIndex
Content & mass

Peptide content

The fraction of total mass that is peptide, %w/w. Distinct from purity, which is a fraction of detected chromatographic area.

Related terms

Area percent
Purity expressed as the main peak's integrated area divided by the total integrated area of all peaks, times 100. A relative quantity. It is not a concentration and not a content.
Target-compound content
Total peptide content multiplied by chromatographic purity. The fraction of the vial that is the named compound. The number that determines recovered mass.

Where this term appears

The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.