---
title: "m-Phthaldehyde (626-19-7): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/m-phthaldehyde-626-19-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/m-phthaldehyde-626-19-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/m-phthaldehyde-626-19-7/
---

Hazard search

# m-Phthaldehyde

CAS number

626-19-7

Also known as

1,3-Benzenedicarboxaldehyde

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **Non-agency** / Aldehydes by HPLC -UV / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/1529.pdf) | Passive | Passive sampler |  | [500-100](https://analyt-mtc.com/catalog/product/skc-umex-100-passive-sampler-for-formaldehyde/#part-500-100) |
| **Other** | Passive |  | HPLC-UV | [500-100](https://analyt-mtc.com/catalog/product/skc-umex-100-passive-sampler-for-formaldehyde/#part-500-100) |

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/)