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ISO 11337:2023

Plastics — Polyamides — Determination of ε-caprolactam and ω-laurolactam by gas chromatography

Standard Details

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

General Information

Status : Published
Standard Type: Main
Document No: ISO 11337:2023
Document Year: 2023
Pages: 11
Edition: 3

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ISO 11337:2023
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