Standard

NS-EN ISO 11337:2023

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Rettelser og tillegg kjøpes separat.

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Omfang

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.

Dokumentinformasjon

  • Standard fra SN
  • Publisert:
  • Utgave: 2023-02
  • Versjon: 1
  • Varetype: NAT
  • ICS 83.080.20
  • National Committee SN/K 609

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