WES review - Release 9
Release 9 closed on Friday 3 January 2020.
Safe Work Australia is evaluating the Workplace exposure standards for airborne contaminants to ensure they are based on the highest quality, contemporary evidence and supported by a rigorous scientific approach.
We would like your feedback on the draft evaluation reports and recommendations. In particular comments of a technical nature are sought about:
- the toxicological information and data that the recommended workplace exposure standard is based upon, and
- the measurement and analysis information provided.
For more information on other chemicals and their release dates, please see the release schedule.
Comments are open from Friday 6 December 2019 and will close on 3 January 2020.
Chemicals open for comment this release:
Chemical | Revision Proposed? | Current TWA | Recommended TWA | ||
ppm | mg/m3 | ppm | mg/m3 | ||
Dicrotophos | Yes – interim | – | 0.25 | – | 0.05 |
Dieldrin | Yes | – | 0.25 | – | 0.1 |
Diethylene glycol monobutyl ether* | New | – | – | 10 | 67.5 |
Dimethyl Sulphate | Yes – interim | 0.1 | 0.52 | 3 ppb | 0.015 |
N,N-Dimethylaniline | No | 5 10 (STEL) | 25 50 (STEL) | 5 10 (STEL) | 25 50 (STEL) |
Dimethyl phthalate | Yes – interim | – | 5 | – | 5 |
Di-sec-octyl phthalate | Yes | – | 5 10 (STEL) | – | 2 |
2,6-Di-tert-butyl-p-cresol | Deferred to 2020 | ||||
Diuron | Yes – interim | – | 10 | – | 10 |
Endosulfan | No | – | 0.1 | – | 0.1 |
Epichlorohydrin | Yes | 2 | 7.6 | 0.5 | 1.9 |
EPN | Yes | – | 0.5 | – | 0.1 |
Ethanolamine | No | 3 6 (STEL) | 7.6 15 (STEL) | 3 6 (STEL) | 7.6 15 (STEL) |
2-Ethoxyethyl acetate | Yes | 5 | 27 | 2 | 7.6 |
Ethyl acetate | Deferred to 2020 | ||||
Ethyl acrylate | Yes | 5 (Peak Limitation) | 20 (Peak Limitation) | 2 5 (STEL) | 8.31 20 (STEL) |
Ethyl benzene | Yes | 100 125 (STEL) | 434 543 (STEL) | 20 | 87 |
Ethyl bromide | Deferred to 2020 | ||||
Ethyl chloride | Deferred to 2020 | ||||
Ethyl ether | No | 400 500 (STEL) | 1,210 1,520 (STEL) | 400 500 (STEL) | 1,210 1,520 (STEL) |
Ethyl formate | Yes | 100 | 303 | 100 150 (STEL) | 303 462 (STEL) |
Ethylamine | Yes | 2 6 (STEL) | 3.8 11 (STEL) | 5 15 (STEL) | 9 28 (STEL) |
Ethylene glycol | Deferred to 2020 | ||||
Ethylene glycol dinitrate | Yes | 0.05 | 0.31 | 0.01 | 0.063 |
Ethylenediamine | No | 10 | 25 | 10 | 25 |
Ethylidene norborene | Yes | 5 (Peak Limitation) | 25 (Peak Limitation) | 2 4 (STEL) | 10 20 (STEL) |
N-ethylmorpholine | No | 5 | 24 | 5 | 24 |
Fenamiphos | Yes | – | 0.1 | – | 0.05 inhalable fraction & vapour |
Fensulfothion | Yes | – | 0.1 | – | 0.01 inhalable fraction & vapour |
Ferrovanadium dust | No | – | 1 3 (STEL) | – | 1 3 (STEL) |
Formaldehyde | Yes | 1 2 (STEL) | 1.2 2.5 (STEL) | 0.1 0.3 (STEL) | 0.12 0.37 (STEL) |
Note: | Chemicals previously scheduled for release not listed above have been deferred to 2020. |
For any assistance in providing your comments please contact us at WESconsult@swa.gov.au.