WES review - Release 2 (acetaldehyde to benzoyl chloride)

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 recommendation. 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 30 August 2019 and will close on 27 September 2019.

Chemicals open for comment this release:

Chemical
Revision Proposed?
Current TWA
Recommended TWA
ppm
mg/m3
ppm
mg/m3
Acetaldehyde
Yes – interim value
20
36
20
(peak limitation)
36
(peak limitation)
Acetic acid
No
10
25
10
25
Acetic anhydride
Yes
5
(peak limitation)
21
(peak limitation)
0.5
2.1
Acetone
Yes
500
1195
250
594
Acetonitrile
Yes
40
67
20
34
Acetylsalicylic acid
No

5
0.68
5
Acrolein
Yes
0.1
0.23
0.02
0.05
Acrylamide
Yes

0.3
2.8x10-4
0.8 µg/m3
Acrylic acid
Yes
2
5.9
10
29
Acrylonitrile
Yes
2
4.3
0.5 ppb
1.17 µg/m3
Aldrin
Yes

0.25

0.05
Allyl alcohol
Yes
2
4.8
1
2.4
Allyl chloride
Yes – interim value
1
3
0.01
0.03
Allyl glycidyl ether (AGE)
Yes – interim value
5
23
0.1
0.5
Allyl propyl disulphide
No
2
12
2
12
Aluminium & compounds
Yes – interim value

Various

1
2-Aminopyridine
No
0.5
2
0.5
1.9
Amitrole
No

0.2

0.2
Ammonia
Yes
25
17
20
14
Ammonium chloride
No

10

10
Ammonium perfluorooctanoate
Yes

0.1

0.01
Ammonium sulphamate
No

10

10
Amyl acetate
(iso-, n- & sec- isomers)
No
50
-
50
-
Aniline & homologues
Yes
2
7.6
0.5
1.94
Anisidine
(o-, p- isomers)
Yes –interim value
0.1
0.5
0.01
0.05
Antimony & compounds
No

0.5

0.5
Antimony trioxide
Yes

0.5
Not recommended
Not recommended
ANTU
Yes - removal

0.3
Not recommended
Not recommended
Arsenic & soluble compounds
Yes

0.05

0.01
Arsine
Yes – interim value
0.05
0.16
0.005
0.016
Atrazine
Yes

5

1
Azinphos-methyl
Yes

0.2

1
Barium sulfate
Yes

10

1.35 (respirable)
4 (inhalable)
Barium & soluble compounds
Yes -
interim value

0.5

0.5
Benomyl
Yes
0.84
10

1
Benzene
Yes
1
3.2
0.2
0.7
Benzidine
New



0.002 µg/m3
1H-Benzotriazole
New


Further evaluation required
Further evaluation required
Benzoyl chloride
New


0.5
(peak limitation)
2.8
(peak limitation)

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 recommendation. 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 30 August 2019 and will close on 27 September 2019.

Chemicals open for comment this release:

Chemical
Revision Proposed?
Current TWA
Recommended TWA
ppm
mg/m3
ppm
mg/m3
Acetaldehyde
Yes – interim value
20
36
20
(peak limitation)
36
(peak limitation)
Acetic acid
No
10
25
10
25
Acetic anhydride
Yes
5
(peak limitation)
21
(peak limitation)
0.5
2.1
Acetone
Yes
500
1195
250
594
Acetonitrile
Yes
40
67
20
34
Acetylsalicylic acid
No

5
0.68
5
Acrolein
Yes
0.1
0.23
0.02
0.05
Acrylamide
Yes

0.3
2.8x10-4
0.8 µg/m3
Acrylic acid
Yes
2
5.9
10
29
Acrylonitrile
Yes
2
4.3
0.5 ppb
1.17 µg/m3
Aldrin
Yes

0.25

0.05
Allyl alcohol
Yes
2
4.8
1
2.4
Allyl chloride
Yes – interim value
1
3
0.01
0.03
Allyl glycidyl ether (AGE)
Yes – interim value
5
23
0.1
0.5
Allyl propyl disulphide
No
2
12
2
12
Aluminium & compounds
Yes – interim value

Various

1
2-Aminopyridine
No
0.5
2
0.5
1.9
Amitrole
No

0.2

0.2
Ammonia
Yes
25
17
20
14
Ammonium chloride
No

10

10
Ammonium perfluorooctanoate
Yes

0.1

0.01
Ammonium sulphamate
No

10

10
Amyl acetate
(iso-, n- & sec- isomers)
No
50
-
50
-
Aniline & homologues
Yes
2
7.6
0.5
1.94
Anisidine
(o-, p- isomers)
Yes –interim value
0.1
0.5
0.01
0.05
Antimony & compounds
No

0.5

0.5
Antimony trioxide
Yes

0.5
Not recommended
Not recommended
ANTU
Yes - removal

0.3
Not recommended
Not recommended
Arsenic & soluble compounds
Yes

0.05

0.01
Arsine
Yes – interim value
0.05
0.16
0.005
0.016
Atrazine
Yes

5

1
Azinphos-methyl
Yes

0.2

1
Barium sulfate
Yes

10

1.35 (respirable)
4 (inhalable)
Barium & soluble compounds
Yes -
interim value

0.5

0.5
Benomyl
Yes
0.84
10

1
Benzene
Yes
1
3.2
0.2
0.7
Benzidine
New



0.002 µg/m3
1H-Benzotriazole
New


Further evaluation required
Further evaluation required
Benzoyl chloride
New


0.5
(peak limitation)
2.8
(peak limitation)

For any assistance in providing your comments please contact us at WESconsult@swa.gov.au.

WES review - Release 2 (acetaldehyde to benzoyl chloride)

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

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