Table 1 Parameters in the study design of the three experiments
From: Evaluating the effectiveness of the MicroPlastic Sediment Separator (MPSS)
| Â | I | II | III |
|---|---|---|---|
Matrix | commercial sand | fluvial sediments | fluvial sediments |
Sampling location | – | Lahn River, Marburg | Lahn River, Gießen |
Particle type | PP test particles | PP test particles | environ. microplastics |
Particle size [larger than; mm] | 0.3, 0.5, 1 | 0.3, 0.5 | 0.3, 0.5, 1, 5 |
Total particle no. | 900 | 370 | 525 |
Particle no. per sample and size | 10 | 5 | – |
Replicates | 30 | 37 | 5 |
Separation duration [h] | 15 | 20 | 20 |
Density separations per sample | one | one | two |