nsBAS EN ISO 11337:2024

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


General information
Status:Project
Number of pages:18
Adoption method:Proglašavanje
Language:engleski
Edition:2.
Realization date:21.03.2024
Forseen date for next stage code:20.05.2024
Technical committee:BAS/TC 50, Packaging, plastics and rubber
ICS:
83.080.20, Thermoplastic materials

Abstract
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.

Lifecycle
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Original document and degree of correspondence
EN ISO 11337:2023, identical
ISO 11337:2023, identical

Relation to BAS standards

Work material

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