AssayIndex
Content & mass

Residual solvent

Process solvent remaining in the product. DMF, DMSO, acetonitrile and dichloromethane are the usual candidates in peptide synthesis. Controlled by ICH Q3C.

Related terms

Mass balance
Water + counter-ion + residual + total peptide content = 100 % of cake mass. Exhaustive and mutually exclusive. The index closes it on every record where the terms exist.
GC headspace
Gas chromatography of the vapour above a heated sealed sample. The standard technique for residual solvents.

Where this term appears

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