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.

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.

  • WES review - Release 9

    Please provide your technical comments on the recommended values for the following chemicals.

    You will be asked two questions and have the option to upload up to two documents with additional information.

    Note: You can only comment on one chemical at a time. After submitting your comment, you can then select another chemical from the drop down list and follow the same process.

    Release 9 closed on Friday 3 January 2020.