---
title: "Mercuric chloride (7487-94-7): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/mercuric-chloride-7487-94-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/mercuric-chloride-7487-94-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/mercuric-chloride-7487-94-7/
---

Hazard search

# Mercuric chloride

CAS number

7487-94-7

Also known as

Mercury chloride · Mercury dichloride

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 0.02 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 91/2** / Metals & metalloids by XRF / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs91-2.pdf) | Active (pump) | IOM with 0.8µm MCE filter |  | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-1930](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-1930) |
| **BS ISO 15202-1: 2020** / Determination of metals and metalloids in airborne particulate matter by ICP | Active (pump) | IOM with 0.8µm MCE filter |  | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-1930](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-1930) |

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)