International Standard
ISO 11337:2023
Plastics — Polyamides — Determination of ε-caprolactam and ω-laurolactam by gas chromatography
Reference number
ISO 11337:2023
Edición 3
2023-01
© ISO 2024
International Standard
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Publicado (Edición 3, 2023)

ISO 11337:2023

Formato
Idioma
CHF 63
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Resumen

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.

Informaciones generales

  • Estado
     : Publicado
    Fecha de publicación
     : 2023-01
    Etapa
    : Norma Internacional publicada [60.60]
  • Edición
     : 3
    Número de páginas
     : 11
  • Comité Técnico :
    ISO/TC 61/SC 9
    ICS :
    83.080.20 
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