ČSN EN ISO 11337

Plastics - Polyamides - Determination of e-caprolactam and w-laurolactam by gas chromatography

Dostupné jazyky: Anglicky

Dostupné prevedenie: Tlačené

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Podrobné informácie

Označenie: ČSN EN ISO 11337

Dátum vydania: 01.09.2023

Stránok: 24

Krajina: Česká technická norma

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Anotácia

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

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