| Term | Particulate matter 4 (PM4) |
|---|---|
| Definition | Coarse particles with a diameter smaller than 4.0 μm (PM4). |
| Sampling medium | Air |
| Aggregation type | Average |
| Units | - |
| Provenance | - |
| Provenance uri | - |
| Category | - |
| Note | In Analogie zu PM10, PM2.5, PM1.0 und PM0.5 gibt es auch diese Größenfraktion der PM. Units sind: ng/l, µg/m³ und 1/cm³ |
| Status | PENDING i |