--- title: "Tetrachloroethylene (127-18-4): exposure limits and sampling" url: https://analyt-mtc.com/tools/hazard-search/tetrachloroethylene-127-18-4/ lang: en alternates: en: https://analyt-mtc.com/tools/hazard-search/tetrachloroethylene-127-18-4/ de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/tetrachloroethylene-127-18-4/ --- Hazard search # Tetrachloroethylene CAS number 127-18-4 Also known as 1,1,2,2-Tetrachloroethylene · Perchloroethylene · Perchloroethylene (tetrachloroethylene) · Perchloroethylene (tetrachloroethylene) (hydrocarbons, halogenated) · Perchloroethylene (tetrachloroethylene) (portable GC) · Perchloroethylene (tetrachloroethylene) (see online Passive Sampling Guide) · Tetrachloroethene · Tetrachloroethylene (hydrocarbons, halogenated) · Tetrachloroethylene (perchloroethylene) · Tetrachloroethylene (perchloroethylene) (portable GC) ## UK workplace exposure limits | Limit | Value | Applies to | | --- | --- | --- | | 8-hour TWA | 20 ppm | | | 8-hour TWA | 138 mg/m³ | | | 15-minute STEL | 40 ppm | | | 15-minute STEL | 275 mg/m³ | | ### Notations - Sk: can be absorbed through the skin ## Sampling methods | Method | Sampling | Medium | Analysis | Part numbers | | --- | --- | --- | --- | --- | | **MDHS 72** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](http://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs72.pdf) | Active (pump) | Tenax thermal desorption tube (250mg) | TD, GC | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) | | **MDHS 80** | Active (pump) | | TD, GC | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) | | **MDHS 88** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs88.pdf) | Passive | Passive sampler | 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) | | **MDHS 96** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](http://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs96.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) | | **MDHS 104** / VOCs by solvent desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs104.pdf) | Active (pump) | Charcoal tube (100/50mg) | | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) | | **MDHS 104** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs104.pdf) | Active (pump) | Tenax TD tube (250mg) | | [226-357](https://analyt-mtc.com/catalog/product/skc-tenax-sorbent-tubes/#part-226-357) | | **NIOSH 1003** / Halogenated hydrocarbons by GC-FID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/1003.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) | | **NIOSH 3704** | Active (pump) | | P GC | [232-01](https://analyt-mtc.com/catalog/product/skc-tedlar-sample-bags/#part-232-01) / [249-01-PP](https://analyt-mtc.com/catalog/product/skc-breath-gas-analysis-bags/#part-249-01-pp) | | **NIOSH 3704** / Perchloroethylene in exhaled air by portable GC -PID / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/3704.pdf) | Active (pump) | Sample bag with breath gas fitting | | 239-01 / 239-03 | | **OSHA 1001** / Tetrachloroethylene & Trichloroethylene by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-1001.pdf) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) | | **OSHA 1001** / Tetrachloroethylene & Trichloroethylene by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-1001.pdf) | Passive | Passive sampler | GC-FID | [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) | | **OSHA 5000** / Organic Vapour Sampling Group 1 by GC-FID / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/5000.pdf) | Active (pump) | Anasorb CSC sorbent tube | | [226-01](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/) | | **ASTM D5466** / VOCs by GC -MS / [Method document (opens in a new tab)](http://www.astm.org/Standards/D5466.htm) | Active (pump) | Canister | GC-MS | | | **EPA IP-1B** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](http://www.epa.gov/ttn/amtic/airtox.html) | Passive | Passive sampler | | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / 690-102 | | **EPA TO-17** | Active (pump) | | TD, GC | [226-350](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-350) / [226-347](https://analyt-mtc.com/catalog/product/skc-anasorb-sorbent-tubes/#part-226-347) / [224-26-02](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-02) / [224-26-CPC](https://analyt-mtc.com/catalog/product/skc-gas-and-vapour-sampling-accessories/#part-224-26-cpc) | | **EPA TO-17** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.epa.gov/sites/default/files/2019-11/documents/to-17r.pdf) | Active (pump) | Two Thermal Desorption tubes | | | | **EPA TO-17** / Toxic Organic Compounds by thermal desorption and GC / [Method document (opens in a new tab)](http://www.epa.gov/ttn/amtic/files/ambient/airtox/to-17r.pdf) | Passive | Passive sampler | | | | **Non-agency** / Perchloroethylene by Colorimetric analysis | Direct-reading | Gastec detector tube | | 810-133 | | **Non-agency** / VOCs by solvent extraction and GC / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/ULTRA_Selection_Guide_April_2017.pdf) | Passive | Anasorb CSC (500mg) passive sampler | | [690-105](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-105) | | **Non-agency** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/ULTRA_Selection_Guide_April_2017.pdf) | Passive | Anasorb GBC1 (370mg) or Chromosorb 106 (285 mg) or Tenax TA (265 mg) passive sampler | | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / [690-103](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-103) / [690-104](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-104) | | **Non-agency** / VOCs by thermal desorption and GC / [Method document (opens in a new tab)](https://www.skcltd.com/images/pdfs/ULTRA_Selection_Guide_April_2017.pdf) | Passive | Anasorb GBC1 (370mg) or Chromosorb 106 (285 mg) or Tenax TA (265 mg) passive sampler with rate reducer | | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / [690-103](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-103) / [690-104](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-104) / 690-300 | | **Other** | Passive | | GC-FID | [575-001](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-001) | | **Other** | Passive | | GC-FID | [575-002](https://analyt-mtc.com/catalog/product/skc-organic-vapour-passive-samplers/#part-575-002) | | **Other** | Passive | | TD, GC | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / [690-103](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-103) / [690-104](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-104) / 690-300 | | **Other** | Passive | | GC-FID | [690-105](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-105) | | **Other** | Passive | | DR | [810-132D](https://analyt-mtc.com/catalog/product/gastec-passive-dosi-tubes/#part-gst-132d) | | **Other** | Passive | | DR | [810-133D](https://analyt-mtc.com/catalog/product/gastec-passive-dosi-tubes/#part-gst-133d) | | **Other Indoor** | Passive | | TD, GC | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / [690-103](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-103) / [690-104](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-104) | | **Other Internal** | Passive | | TD, GC | [690-101](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-101) / [690-103](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-103) / [690-104](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-104) / 690-300 | | **Other Internal** | Passive | | GC-FID | [690-105](https://analyt-mtc.com/catalog/product/skc-ultra-passive-samplers/#part-690-105) | 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/)