---
title: "Tetraethyl pyrophosphate (107-49-3): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/tetraethyl-pyrophosphate-107-49-3/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/tetraethyl-pyrophosphate-107-49-3/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/tetraethyl-pyrophosphate-107-49-3/
---

Hazard search

# Tetraethyl pyrophosphate

CAS number

107-49-3

Also known as

TEPP · Tetraethyl diphosphate

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **NIOSH 2504** / Tetraethyl pyrophosphate by GC-FPD / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/2504.pdf) | Active (pump) | Two Chromosorb 102 tubes in series (front 100mg, back 50mg) | GC-FPD |  |

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/)