---
title: "5-Chloro-2-methyl-4-isothiazolin-3-one (26172-55-4)"
url: https://analyt-mtc.com/tools/hazard-search/5-chloro-2-methyl-4-isothiazolin-3-one-26172-55-4/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/5-chloro-2-methyl-4-isothiazolin-3-one-26172-55-4/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/5-chloro-2-methyl-4-isothiazolin-3-one-26172-55-4/
---

Hazard search

# 5-Chloro-2-methyl-4-isothiazolin-3-one

CAS number

26172-55-4

Also known as

5-Chloro-2-methyl-4-isothiazolin-3-one (Kathon 886)

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **Non-agency 55** | Active (pump) |  | HPLC-UV | [226-99](https://analyt-mtc.com/catalog/product/skc-osha-versatile-sampler-ovs-tubes/#part-226-99) |

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 Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)](https://international.skcinc.com/sampling-guides/)