---
title: "Nitroethane (79-24-3): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/nitroethane-79-24-3/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/nitroethane-79-24-3/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/nitroethane-79-24-3/
---

Hazard search

# Nitroethane

CAS number

79-24-3

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 20 ppm |  |
| 8-hour TWA | 62 mg/m³ |  |
| 15-minute STEL | 100 ppm |  |
| 15-minute STEL | 312 mg/m³ |  |

### Notations

-   Sk: can be absorbed through the skin

## 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) | Set of two XAD-2 tubes (600mg and 300mg) |  | [226-3002A](https://analyt-mtc.com/catalog/product/skc-xad-sorbent-tubes/#part-226-3002a) |
| **NIOSH 2526** / Nitroethane by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/2526.pdf) | Active (pump) | Set of two XAD-2 tubes (600mg and 300mg) | GC-FID | [226-3002A](https://analyt-mtc.com/catalog/product/skc-xad-sorbent-tubes/#part-226-3002a) |
| **Non-agency** / Nitroethane by Colorimetric analysis | Direct-reading | Gastec Pyrotec tube |  | [810-52](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-52) |

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/)