---
title: "Octyl mercaptan (111-88-6): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/octyl-mercaptan-111-88-6/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/octyl-mercaptan-111-88-6/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/octyl-mercaptan-111-88-6/
---

Hazard search

# Octyl mercaptan

CAS number

111-88-6

Also known as

1-Mercaptooctane · 1-Octanethiol · n-Octyl mercaptan

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## 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) | Tenax GC tube (100/50mg) |  | [226-35-03](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-35-03) |
| **NIOSH 2510** / 1-Octanethiol by GC-FPD / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/2510.pdf) | Active (pump) | Tenax GC tube (100/50mg) | GC-FPDS | [226-35-03](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-35-03) |

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/)