---
title: "Dichlorotetrafluoroethane (76-14-2): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/dichlorotetrafluoroethane-76-14-2/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/dichlorotetrafluoroethane-76-14-2/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/dichlorotetrafluoroethane-76-14-2/
---

Hazard search

# Dichlorotetrafluoroethane

CAS number

76-14-2

Also known as

1,2-Dichlorotetrafluoroethane · 1,2-Dichlorotetrafluoroethane (Freon 114) · Cryofluorane · Cryofluorane (INN) · Freon 114 · Freon 114 (1,2-dichlorotetrafluoroethane)

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 1000 ppm |  |
| 8-hour TWA | 7110 mg/m³ |  |
| 15-minute STEL | 1250 ppm |  |
| 15-minute STEL | 8890 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 88** / VOCs in air by GC-FID / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs88.pdf) | Passive | Passive Sampler |  | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) |
| **MDHS 96** / VOCs in air by GC-FID / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs96.pdf) | Active (pump) | Two charcoal tubes in series (front 400/200 mg, back 100/50 mg) | GC-FID | [226-09](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) / [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **NIOSH 1018** / 1,2-Dichlorotetrafluoroethane by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/1018-3.pdf) | Active (pump) | Two charcoal tubes in series (front 400/200mg, back 100/50mg) | GC-FID | [226-09](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) / [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) |
| **ASTM D 5466** |  |  | GC-MS |  |
| **Non-agency** / 1,2-Dichlorotetrafluoroethane by Colorimetric analysis | Direct-reading | Gastec Pyrotec tube |  | [810-51](https://analyt-mtc.com/catalog/product/gastec-colour-gas-detector-tubes/#part-gst-51) |
| **Non-agency** / VOCs by solvent desorption and GC-FID / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/VOC_Chek_575_Series-Selection_Guide.pdf) | Passive | Passive sampler |  | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) / [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |
| **Other** | Passive |  | GC-FID | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) / [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) |

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/)