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Composition of standard laboratory atmosphere, urban polluted atmosphere and diesel exhaust atmosphere.
| Atmosphere | PM2.5a | PM10a | SO2a | NO2a | O3a | COb |
|---|---|---|---|---|---|---|
| Standard laboratory air (SLA) | 17 | 19 | N.D.c | 23 | 0 | N.D. |
| Urban polluted atmosphere (UPA230) | 230 | 107 | 10 | 70 | 36 | 1.5 |
| Diesel exhaust atmosphere (DEA613) | 613 | 689 | N.D. | 8650 | 3930 | 294 |
aμg m−3, bmg m−3, cNot detected.
