Standard

NS-EN ISO 11337:2010

Withdrawn

Note: This standard has a new edition: NS-EN ISO 11337:2023

Corrigendums and amendments are bought separately.

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Abstract

ISO 11337:2010 specifies a method for determining epsilon‑caprolactam and omega‑laurolactam in polyamides by gas chromatography. It is suitable particularly for the determination of epsilon‑caprolactam in polyamide 6 and omega‑laurolactam in polyamide 12. Bearing in mind that gas chromatography offers a wide range of possible conditions, the method specified is that shown to have been suitable in practice.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.

Document information

  • Standard from SN
  • Published:
  • Withdrawn:
  • Edition: 2010-12
  • Version: 1
  • Document type: NAT
  • ICS 83.080.20
  • National Committee SN/K 609

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