---
title: "Pyrenthins (8003-34-7): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/pyrenthins-8003-34-7/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/pyrenthins-8003-34-7/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/pyrenthins-8003-34-7/
---

Hazard search

# Pyrenthins

CAS number

8003-34-7

Also known as

Pyrethroids · Pyrethrum

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 1 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **NIOSH 5008** / Pyrethrum by HPLC/UV / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/5008.pdf) | Active (pump) | 37mm Glass fibre filter in preloaded cassette | HPLC-UV | [225-709](https://analyt-mtc.com/catalog/product/glass-fibre-depth-filters/#part-225-709) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) / [225-27](https://analyt-mtc.com/catalog/product/disposable-parallel-particle-impactors/#part-225-27) |
| **OSHA 70** / Pyrethrum by GC-ECD / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-70.pdf) | Active (pump) | OVS-2 tube with GF filter | GC-ECD | [226-30-16](https://analyt-mtc.com/catalog/product/skc-osha-versatile-sampler-ovs-tubes/#part-226-30-16) / [224-29V](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-29v) |
| **ASTM D4861-23** / Pesticides and Polychlorinated Biphenyls in Air / [Method document (opens in a new tab)](https://www.astm.org/d4861-23.html) | Active (pump) | Low Volume PUF Tube |  | [226-92](https://analyt-mtc.com/catalog/product/skc-polyurethane-foam-puf-tubes/#part-226-92) |

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/)