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ISO 11337:2023
Plastics — Polyamides — Determination of e-caprolactam and ?-laurolactam by gas chromatography
SKU: iso_083768_184636
Published by ISO
Publication Year 2023
3 Edition
11 pages
Product Details
This document specifies a method for determining e-caprolactam and ?-laurolactam in polyamides by gas chromatography. It is applicable particularly to the determination of e-caprolactam in polyamide 6 and ?-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.
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.