---
title: "Isobutyl acetate (110-19-0): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/isobutyl-acetate-110-19-0/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/isobutyl-acetate-110-19-0/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/isobutyl-acetate-110-19-0/
---

Hazard search

# Isobutyl acetate

CAS number

110-19-0

Also known as

2-Methylpropyl acetate · Isobutyl acetate (Esters I) · Isobutyl acetate (see online Passive Sampling Guide) · β-Methylpropyl ethanoate

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 150 ppm |  |
| 8-hour TWA | 724 mg/m³ |  |
| 15-minute STEL | 187 ppm |  |
| 15-minute STEL | 903 mg/m³ |  |

## 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) | Tenax (250mg) or Chromosorb 106 (300mg) thermal desorption tube | TD, GC | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) / [226-358](https://analyt-mtc.com/catalog/product/skc-chromosorb-sorbent-tubes/#part-226-358) |
| **MDHS 80** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs80.pdf) | Passive | Tenax thermal desorption tube (250mg) with diffusive end caps |  | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) |
| **MDHS 88** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs88.pdf) | Passive | Passive sampler | GC-FID | [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |
| **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) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **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) | Charcoal tube (100/50mg) |  | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **MDHS 104** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs104.pdf) | Active (pump) | Tenax TA Tube (250 mg) or Chromosorb 106 Tube (300 mg) |  | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) / [226-358](https://analyt-mtc.com/catalog/product/skc-chromosorb-sorbent-tubes/#part-226-358) |
| **NIOSH 1450** / Esters by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/1450.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **OSHA 1009** / n-, Iso-, sec-, and tert-Butyl acetate by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-1009.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **OSHA 1009** / n-, Iso-, sec-, and tert-Butyl acetate by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-1009.pdf) | Passive | Passive sampler | GC-FID | [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |
| **OSHA 5000** / Organic Vapour Sampling Group 1 by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/5000.pdf) | Active (pump) | Anasorb CSC sorbent tube |  | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **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 | TD, GC | [226-350](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-350) / [226-347](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-347) / [224-26-02](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-02) / [224-26-CPC](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-cpc) |
| **Non-agency** / Isobutyl acetate by Colorimetric analysis | Direct-reading | Gastec detector tube |  | [810-144](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-144) |
| **Other** | Passive |  |  | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) |
| **Other** | Passive |  | GC-FID | [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/)