---
title: "Chlorothalonil (1897-45-6): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/chlorothalonil-1897-45-6/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/chlorothalonil-1897-45-6/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/chlorothalonil-1897-45-6/
---

Hazard search

# Chlorothalonil

CAS number

1897-45-6

Also known as

Tetrachloroisophthalonitrile

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 94/2** / Pesticides in air by GC -MS / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs94-2.pdf) | Active (pump) | IOM and Tenax Tube (30/15mg) |  | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-58F](https://analyt-mtc.com/catalog/product/glass-fibre-depth-filters/#part-225-58f) / [226-35](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-35) |
| **ASTM D4861-23** / Pesticides and Polychlorinated Biphenyls in Air / [Method document (opens in a new tab)](https://www.astm.org/d4861-23.html) | Active (pump) | Low Volume PUF Tube |  | [226-92](https://analyt-mtc.com/catalog/product/skc-polyurethane-foam-puf-tubes/#part-226-92) |

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)