---
title: "5-Methyl-3-heptanone (541-85-5): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/5-methyl-3-heptanone-541-85-5/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/5-methyl-3-heptanone-541-85-5/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/5-methyl-3-heptanone-541-85-5/
---

Hazard search

# 5-Methyl-3-heptanone

CAS number

541-85-5

Also known as

5-Methyl-3-heptanone (ketones II) · 5-Methyl-3-heptanone (see online Passive Sampling Guide) · 5-methylheptan-3-one · 5-Methylheptane-3-one · Ethyl amyl ketone · Ethyl sec-amyl ketone

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 10 ppm |  |
| 8-hour TWA | 53 mg/m³ |  |
| 15-minute STEL | 20 ppm |  |
| 15-minute STEL | 107 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 88** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](http://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) / [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) |
| **MDHS 96** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](http://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/) |
| **NIOSH 1301** / Ketones by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/1301.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **NIOSH 2553** / Ketones by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/2553.pdf) | Active (pump) | Anasorb CMS tube (150/75mg) | GC-FID |  |
| **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 | 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) |
| **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/)