ČSN EN ISO 11337

Detailinformationen

Bezeichnung: ČSN EN ISO 11337

Ausgabedatum: 01.09.2023

Seiten: 24

Land: Tschechische technische Norm

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Annotation

This document specifies a method for determining e-caprolactam and w-laurolactam in polyamides by gas chromatography. It is applicable particularly to the determination of e-caprolactam in polyamide 6 and w-laurolactam in polyamide 12.
Two variants of the basic method are specified.
- Method A is an extraction method with boiling methanol, and the extract is injected into a gas chromatograph.
- Method B is a method using a solvent, and the solution is injected into a gas chromatograph