ONTARIO REGULATION 248/08
made under the
OCCUPATIONAL HEALTH AND SAFETY ACT
Made: June 17, 2008
Filed: July 15, 2008
Published on e-Laws: July 16, 2008
Printed in The Ontario Gazette: August 2, 2008
Amending Reg. 833 of R.R.O. 1990
(Control of Exposure to Biological or Chemical Agents)
Note: Regulation 833 has previously been amended. Those amendments are listed in the Table of Current Consolidated
Regulations – Legislative History Overview which can be found at www.e-Laws.gov.on.ca.
1. (1) Part 4 of Regulation 833 of the Revised Regulations of Ontario, 1990 is amended by striking out,
Aldrin
(309-00-2) — Skin
0.25
.
Arsine
(7784-42-1)
.
0.05
.
.
Calcium carbonate
(471-34-1)
.
.
.
Coumaphos, inhalable, vapour and
aerosol
(56-72-4) — Skin
.
.
.
0.5
.
.
Limestone (total dust)
(1317-65-3)
.
.
.
10 (D)
.
.
.
.
.
.
.
.
.
.
50
Methyl demeton
(8022-00-2) — Skin
2-Methyl-3,5-dinitrobenzamide
(148-01-6)
0.5
5
.
.
.
25
.
10
.
130
.
2,2´-(Oxybis(methylene)) - bisoxirane
(2238-07-5)
.
10 (D)
.
5-Methyl-3-heptanone
(541-85-5)
.
0.16
.
Methylbenzene
(108-88-3)
.
.
0.1
.
.
.
0.53
.
.
.
.
.
2
2-Pentanone
(107-87-9)
200
700
.
n-Propanol, also known as n-Propyl
alcohol
(71-23-8)
.
0.004
.
.
.
.
200
.
.
Dimethyl disulfide
(624-92-0) — Skin
250
735
.
.
.
.
50
100
1
0.05
.
.
.
.
.
.
.
.
.
.
0.005
Coumaphos, inhalable aerosol and
vapour
(56-72-4) — Skin
Dimethyl carbamoyl chloride
(79-44-7) — Skin
615
.
590
Alachlor, inhalable aerosol and vapour
(15972-60-8)
Aldrin, inhalable aerosol and vapour
(309-00-2) — Skin
Diglycidyl ether (DGE), also known as
2,2´-(Oxybis(methylene))-bisoxirane
(2238-07-5)
250
.
(2) Part 4 of the Regulation is amended by adding the following:
Arsine
(7784-42-1)
880
0.047
.
Trichloroethylene
(79-01-6)
.
490
.
Tetrahydrofuran
(109-99-9)
.
200
.
Tetraethyl pyrophosphate
(107-49-3) — Skin
.
250
0.05
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
0.01
0.005
0.5
3,5-Dinitro-o-toluamide, also known as 2Methyl-3,5-dinitrobenzamide and
Dinitolmide
(148-01-6)
1
.
.
.
.
.
3
Ethyl amyl ketone, also known as 5Methyl-3-heptanone
(541-85-5)
Hexafluoropropylene
(116-15-4)
10
.
.
.
.
.
.
.
.
.
.
0.1
Methyl demeton, inhalable aerosol and
vapour
(8022-00-2) — Skin
1-Methyl naphthalene
(90-12-0) — Skin
2-Methyl naphthalene
(91-57-6) — Skin
0.05
.
.
.
.
.
.
.
.
.
.
0.5
0.5
Methyl propyl ketone, also known as 2Pentanone
(107-87-9)
150
.
.
.
.
5-Nitro-o-toluidine, inhalable
(99-55-8)
n-Propanol, also known as n-Propyl
alcohol
(71-23-8)
1
.
.
.
.
.
.
.
.
.
.
100
Tetraethyl pyrophosphate (TEPP),
inhalable aerosol and vapour
(107-49-3) — Skin
0.01
.
Tetrahydrofuran
(109-99-9) — Skin
Toluene, also known as Methylbenzene
(108-88-3)
Trichloroethylene
(79-01-6)
.
.
.
.
50
100
.
.
.
.
.
.
.
.
.
.
20
10
2. Part 10 of the Regulation is amended by striking out,
Dimethylcarbamoyl chloride
.
(79-44-7)
3. This Regulation comes into force on the day it is filed.
25
4
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