---
title: "2,4-Toluenediamine (95-80-7): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/2-4-toluenediamine-95-80-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/2-4-toluenediamine-95-80-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/2-4-toluenediamine-95-80-7/
---

Hazard search

# 2,4-Toluenediamine

CAS number

95-80-7

Also known as

2,4-Diaminotoluene · 2,4-TDA · m-Toluenediamine · meta-Toluenediamine · Toluene-2,4-diamine

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **NIOSH 5516** / 2,4- & 2,6-Toluenediamine (in the presence of isocyanates) by HPLC/UV / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/5516.pdf) | Active (pump) | Midget impinger | HPLC-UV | [225-36-1](https://analyt-mtc.com/catalog/product/skc-impingers/#part-225-36-1) / [225-22](https://analyt-mtc.com/catalog/product/biosampler/#part-225-22) |
| **OSHA 65** / Benzidine, 3,3'-dichlorobenzidine, 2,4-toluenediamine, and 2,6-toluenediamine by GC-ECD / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-65.pdf) | Active (pump) | Dual filter cassette: two coated glass fibre filters | GC-ECD | [225-9004](https://analyt-mtc.com/catalog/product/skc-coated-treated-filters/#part-225-9004) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |

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/)