Specification

Version: 1.0
Revision Date: 03/28/2016
000000023904
8/19
Heavy aromatic
naphtha
TWA 400 ppm 1,590
mg/m3
Canada. Quebec OELs. (Ministry of
Labor - Regulation Respecting the
Quality of the Work Environment) (11
2011)
1,2,4-Trimethylbenzene TWA 25 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
1,2,4-Trimethylbenzene TWAEV 25 ppm Canada. Ontario OELs. (Control of
Exposure to Biological or Chemical
Agents) (11 2010)
1,2,4-Trimethylbenzene TWA 25 ppm 123
mg/m3
Canada. Quebec OELs. (Ministry of
Labor - Regulation Respecting the
Quality of the Work Environment) (12
2008)
4,4'-Methylene
bis(phenylisocyanate)
CEILING 0.01 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
TWA 0.005 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
4,4'-Methylene
bis(phenylisocyanate)
TWAEV 0.005 ppm Canada. Ontario OELs. (Control of
Exposure to Biological or Chemical
Agents) (11 2010)
CEV 0.02 ppm Canada. Ontario OELs. (Control of
Exposure to Biological or Chemical
Agents) (11 2010)
4,4'-Methylene
bis(phenylisocyanate)
TWA 0.005 ppm 0.051
mg/m3
Canada. Quebec OELs. (Ministry of
Labor - Regulation Respecting the
Quality of the Work Environment) (12
2008
)
Polymethylene
polyphenyl isocyanate
TWA 0.005 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
CEILING 0.01 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
TWA 0.005 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,
as amended) (07 2007)
CEILING 0.01 ppm Canada. British Columbia OELs.
(Occupational Exposure Limits for
Chemical Substances, Occupational
Health and Safety Regulation 296/97,