---
title: "1,1,1,2-Tetrachloroethane (25322-20-7): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/1-1-1-2-tetrachloroethane-25322-20-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/1-1-1-2-tetrachloroethane-25322-20-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/1-1-1-2-tetrachloroethane-25322-20-7/
---

Hazard search

# 1,1,1,2-Tetrachloroethane

CAS number

25322-20-7

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **EPA TO-17** | Active (pump) |  | TD, GC | [226-350](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-350) / [226-347](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-347) / [224-26-02](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-02) / [224-26-CPC](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-cpc) |

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/)