DPS
Drejtoria e Përgjithshme e Standardizimit
Phone: +355 4 222 62 55
E-mail: info@dps.gov.al
Address: Address: "Reshit Collaku" Str., (nearby ILDKPKI, VI floor), Po.Box 98, Tiranë - Albania
Main menu

SSH EN ISO 11337:2023

Plastics - Polyamides - Determination of ε-caprolactam and ω-laurolactam by gas chromatography (ISO 11337:2023)

Apr 11, 2025

General information

60.60     Apr 11, 2025

95.99   

DPS

DPS/KT 249

European Norm

83.080.20  

English  

Buying

Published

Language in which you want to receive the document.

Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
SSH EN ISO 11337:2010

NOW

PUBLISHED
SSH EN ISO 11337:2023
60.60 Standard published
Apr 11, 2025

Related project

Adopted from EN ISO 11337:2023 IDENTICAL

Adopted from ISO 11337:2023 IDENTICAL