---
title: "Butane (106-97-8): exposure limits and sampling — Analyt-MTC"
url: https://analyt-mtc.com/tools/hazard-search/butane-106-97-8/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/butane-106-97-8/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/butane-106-97-8/
---

Hazard search

# Butane

CAS number

106-97-8

Also known as

n-Butane

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 600 ppm |  |
| 8-hour TWA | 1450 mg/m³ |  |
| 15-minute STEL | 750 ppm |  |
| 15-minute STEL | 1810 mg/m³ |  |

### Notations

-   Carc: carcinogen

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 72** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs72.pdf) | Active (pump) | Spherocarb tube (300mg) |  |  |
| **OSHA CSI** | Active (pump) |  | TD, GC | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **OSHA PV2010** / n-Butane by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-pv2010.pdf) | Active (pump) | Two Carbosieve S-III tubes in series (130/65mg) | GC-FID |  |
| **EPA TO-17** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.epa.gov/sites/default/files/2019-11/documents/to-17r.pdf) | Active (pump) | Two Thermal Desorption tubes |  |  |
| **Non-agency** / Butane by Colorimetric analysis | Direct-reading | Gastec detector tube |  | [810-104](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-104) / [810-103](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-103) |
| **Non-agency** / VOCs by solvent desorption and GC-FID / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/VOC_Chek_575_Series-Selection_Guide.pdf) | Passive | Anasorb CSC (350 mg), or Anasorb® 747 (500 mg) passive sampler |  | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) / [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |
| **Other** | Passive |  | GC-FID | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) / [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |

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/)