---
title: "Diethylamine (109-89-7): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/diethylamine-109-89-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/diethylamine-109-89-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/diethylamine-109-89-7/
---

Hazard search

# Diethylamine

CAS number

109-89-7

Also known as

Diethamine · Diethylamine (DEA) · N,N-Diethylamine · N-Ethylethanamine

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 5 ppm |  |
| 8-hour TWA | 15 mg/m³ |  |
| 15-minute STEL | 10 ppm |  |
| 15-minute STEL | 30 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 96** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs96.pdf) | Active (pump) | Silica gel tube (150/75mg) | GC-FID | [226-10](https://analyt-mtc.com/catalog/product/skc-silica-gel-sorbent-tubes/#part-226-10) |
| **MDHS 104** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs104.pdf) | Active (pump) | Silica gel tube (150/75mg) |  | [226-10](https://analyt-mtc.com/catalog/product/skc-silica-gel-sorbent-tubes/#part-226-10) |
| **NIOSH 2010** / Aliphatic amines by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/2010.pdf) | Active (pump) | Silica gel tube (150/75mg) | GC-FID | [226-10](https://analyt-mtc.com/catalog/product/skc-silica-gel-sorbent-tubes/#part-226-10) |
| **OSHA 41** / Diethylamine by HPLC / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-41.pdf) | Active (pump) | Coated XAD-7 tube (80/40mg) | HPLC | [226-96](https://analyt-mtc.com/catalog/product/skc-xad-sorbent-tubes/#part-226-96) |
| **Non-agency** / Diethylamine by Colorimetric analysis | Direct-reading | Gastec detector tube |  | [810-180](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-180) / [810-180L](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-180l) |
| **Other** | Passive |  | HPLC-UV | 500-400 |

Methods and limits as published by their agencies and summarised by SKC; check the current method and the limit that applies to you before sampling.

Source: [SKC Ltd (UK), Hazard Search, used with SKC's permission (opens in a new tab)](https://www.skcltd.com/hazard-search.html); [SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)](https://international.skcinc.com/sampling-guides/)