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Table 2.
Results of the study of the content of pollutants in the atmospheric air of Ryazan in different seasons
| Pollutant | Concentration of pollutants, mg/m3 | MPC, mg/m3 | |||
|---|---|---|---|---|---|
| winter | spring | summer | autumn | ||
| NO | 0.0773 | 0.0012 | 0.0016 | 0.0051 | 0.4000 |
| NO2 | 0.0181 | 0.0140 | 0.0170 | 0.0199 | 0.2000 |
| NH3 | 0.0030 | 0.0123 | 0.0816 | 0.0069 | 0.2000 |
| H2S | 0.0050 | 0.0002 | 0.0004 | 0.0159 | 0.0080 |
| SO2 | 0.0029 | 0.0010 | 0.0013 | 0.0026 | 0.5000 |
| CO | 0.6701 | 0.5102 | 3.7140 | 0.4496 | 5.0000 |
| Dust | 0.0199 | 0.0179 | 0.0289 | 0.0636 | 0.5000 |
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