ISO 11337:2023

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

OVERVIEW

This document specifies a method for determining e-caprolactam and ?-laurolactam in polyamides by gas chromatography. It is applicable particularly to the determination of e-caprolactam in polyamide 6 and ?-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.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2023
No. of Pages 11
ICS Classification 83.080.20 Thermoplastic materials
Committee ISO/TC 61/SC 9
Available for Purchase For sale in Singapore only
Adoption ISO