---
title: "Ethyl chloroformate (541-41-3): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/ethyl-chloroformate-541-41-3/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/ethyl-chloroformate-541-41-3/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/ethyl-chloroformate-541-41-3/
---

Hazard search

# Ethyl chloroformate

CAS number

541-41-3

Also known as

Ethyl chlorocarbonate

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 1 ppm |  |
| 8-hour TWA | 4.5 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **Non-agency** / Ethyl chloroformate by Colorimetric analysis / [Method document (opens in a new tab)](https://www.skcltd.com/contact-skc.html) | Direct-reading | Gastec detector tube |  | [810-131LA](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-131la) |

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)