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ISO 11337:2023 PDF
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Plastics — Polyamides — Determination of e-caprolactam and ?-laurolactam by gas chromatography
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.
| Edition | 2023 |
|---|---|
| Published Date | 2023 |
| Published By | International Standardization Organisation |
| Page Count | 11 |
