Abstract
PreviewThis 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.
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Status: PublishedPublication date: 2023-01
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Edition: 3Number of pages: 11
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- ICS :
- 83.080.20 Thermoplastic materials
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| Format | Language | |
|---|---|---|
| std 1 61 | PDF + ePub | |
| std 2 61 | Paper |
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