---
title: "Chloroacetaldehyde (107-20-0): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/chloroacetaldehyde-107-20-0/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/chloroacetaldehyde-107-20-0/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/chloroacetaldehyde-107-20-0/
---

Hazard search

# Chloroacetaldehyde

CAS number

107-20-0

Also known as

2-Chloroacetaldehyde · Chloroacetaldehyde (2-chloroethanal)

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 15-minute STEL | 1 ppm |  |
| 15-minute STEL | 3.3 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 102** / Aldehydes by HPLC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs102.pdf) | Passive | UMEx 100 Passive Sampler |  | [500-100](https://analyt-mtc.com/catalog/product/skc-umex-100-passive-sampler-for-formaldehyde/#part-500-100) |
| **NIOSH 2015** / Chloroacetic acid by IC -CD / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/2015.pdf) | Active (pump) | Sorbent Tube | GC-ECD | [226-15GWS](https://analyt-mtc.com/catalog/product/skc-silica-gel-sorbent-tubes/#part-226-15gws) |
| **OSHA 76** / Chloroacetaldehyde by GC-ECD / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-76.pdf) | Active (pump) | Silica gel tube (520/260mg) | GC-ECD | [226-15GWS](https://analyt-mtc.com/catalog/product/skc-silica-gel-sorbent-tubes/#part-226-15gws) |
| **Other** | Passive |  | HPLC-UV | [500-100](https://analyt-mtc.com/catalog/product/skc-umex-100-passive-sampler-for-formaldehyde/#part-500-100) |

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/)