---
title: "4-Aminopyridine (504-24-5): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/4-aminopyridine-504-24-5/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/4-aminopyridine-504-24-5/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/4-aminopyridine-504-24-5/
---

Hazard search

# 4-Aminopyridine

CAS number

504-24-5

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **OSHA PV2143** | Active (pump) |  | GC-NPD | [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 Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)](https://international.skcinc.com/sampling-guides/)