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Q-2, r. 4.1 - Clean Air Regulation
Schedule
Disposition versions
SCHEDULE G
(ss. 77, 91, 92, 97, 99 and 202)
LIMIT VALUES FOR CERTAIN METALS AND METALLOIDS IN THE AIR
| Nature of contaminants | CAS1 | Column 1 | Column 2 | Period |
| Limit (µg/m3) | Initial concentration (µg/m3) | |||
| Antimony | 7440-36-0 | 0.17 | 0.007 | 1 year |
| Arsenic | 7440-38-2 | 0.003 | 0.002 | 1 year |
| Barium | 7440-39-3 | 0.05 | 0.025 | 1 year |
| Beryllium | 7440-41-7 | 0.0004 | 0 | 1 year |
| Cadmium | 7440-43-9 | 0.0036 | 0.003 | 1 year |
| Chromium (trivalent chromium compounds) | 16065-83-1 | 0.1 | 0.01 | 1 year |
| Chromium (hexavalent chromium compounds) | 18540-29-9 | 0.004 | 0.002 | 1 year |
| Copper | 7440-50-8 | 2.5 | 0.2 | 24 hours |
| Lead | 7439-92-1 | 0.1 | 0.025 | 1 year |
| Mercury | 7439-97-6 | 0.005 | 0.002 | 1 year |
| Nickel compounds (expressed as Ni, measured measured in PM10)2 | 7440-02-0 | 0.07 | 0.005 | 24 hours |
| Nickel compounds (expressed as Ni, measured in PM10)2 | 7440-02-0 | 0.02 | 0.002 | 1 year |
| Silver | 7440-22-4 | 0.23 | 0.005 | 1 year |
| Thallium | 7440-28-0 | 0.25 | 0.05 | 1 year |
| Vanadium | 7440-62-2 | 1 | 0.01 | 1 year |
| Zinc | 7440-66-6 | 2.5 | 0.1 | 24 hours |
| 1 The figures appearing opposite the contaminants listed in the Schedule are those of the identification code assigned by the Chemical Abstract Services of the American Chemical Society. | ||||
| 2 PM10: particles of less than 10 microns. | ||||
SCHEDULE G
(ss. 77, 91, 92, 97, 99 and 202)
LIMIT VALUES FOR CERTAIN METALS AND METALLOIDS IN THE AIR
Column 1 Column 2
___________________________________
Nature of CAS1 Limit Initial Period
contaminants (µg/m3) concentration
(µg/m3)
Antimony 7440-36-0 0.17 0.007 1 year
Arsenic 7440-38-2 0.003 0.002 1 year
Barium 7440-39-3 0.05 0.025 1 year
Beryllium 7440-41-7 0.0004 0 1 year
Cadmium 7440-43-9 0.0036 0.003 1 year
Chromium 16065-83-1 0.1 0.01 1 year
(trivalent
chromium
compounds)
Chromium 18540-29-9 0.004 0.002 1 year
(hexavalent
chromium
compounds)
Copper 7440-50-8 2.5 0.2 24 hours
Lead 7439-92-1 0.1 0.025 1 year
Mercury 7439-97-6 0.005 0.002 1 year
Nickel compound 7440-02-0 0.014 0.002 24 hours
(measured in PM10)2
Silver 7440-22-4 0.23 0.005 1 year
Thallium 7440-28-0 0.25 0.05 1 year
Vanadium 7440-62-2 1 0.01 1 year
Zinc 7440-66-6 2.5 0.1 24 hours
1 The figures appearing opposite the contaminants listed in the Schedule are those of the identification code assigned by the Chemical Abstract Services of the American Chemical Society.
2 PM10: particles of less than 10 microns.
SCHEDULE G
(ss. 77, 91, 92, 97, 99 and 202)
LIMIT VALUES FOR CERTAIN METALS AND METALLOIDS IN THE AIR
Column 1 Column 2
___________________________________
Nature of CAS1 Limit Initial Period
contaminants (µg/m3) concentration
(µg/m3)
Antimony 7440-36-0 0.17 0.007 1 year
Arsenic 7440-38-2 0.003 0.002 1 year
Barium 7440-39-3 0.05 0.025 1 year
Beryllium 7440-41-7 0.0004 0 1 year
Cadmium 7440-43-9 0.0036 0.003 1 year
Chromium 7440-47-3 0.004 0.0037 1 year
Copper 7440-50-8 2.5 0.2 24 hours
Lead 7439-92-1 0.1 0.025 1 year
Mercury 7439-97-6 0.15 0.01 1 year
Nickel 7440-02-0 0.012 0.01 1 year
Nickel 7440-02-0 6 0.25 1 hour
Silver 7440-22-4 0.23 0.005 1 year
Thallium 7440-28-0 0.25 0.05 1 year
Vanadium 7440-62-2 1 0.01 1 year
Zinc 7440-66-6 2.5 0.1 24 hours
1 The figures appearing opposite the contaminants listed in the Schedule are those of the identification code assigned by the Chemical Abstract Services of the American Chemical Society.
