Table 2. Soil characteristics and arsenic contents at Czech sites of Cortinarius coalescens.
| Locality | Depth (cm) | Horizon | pH (H2O) | pH (KCl) | As (total) (mg kg−1) | As (F1) (μg kg−1) | As (F2) (μg kg−1) | As (ΣF) (μg kg−1) |
|---|---|---|---|---|---|---|---|---|
| Běleč | 0–18 | Ahg | 4.67 | 3.84 | 16.2 | 34.3 | 550 | 584 |
| 18–36 | ABg | 4.64 | 3.74 | 14.2 | 16.1 | 447 | 463 | |
| 36–50 | Bg | 5.27 | 3.75 | 15.4 | 8.17 | 711 | 719 | |
| 50–70 | Cg | 5.78 | 4.26 | 17.0 | 5.40 | 1257 | 1263 | |
| Č. Šternberk | 0–11 | Ah | 6.01 | 4.92 | 5.75 | 29.0 | 331 | 360 |
| 11–21 | ABw | 4.88 | 3.62 | 5.05 | 14.5 | 217 | 231 | |
| 21–40 | Bw | 5.20 | 3.67 | 3.72 | 7.91 | 127 | 135 | |
| 40–76 | Cr | 6.00 | 3.84 | 2.72 | 3.17 | 109 | 112 |
F1: arsenic fraction extracted by ammonium sulfate; F2: arsenic fraction extracted by ammonium dihydrogen phosphate; ΣF: sum of fractions F1 and F2 Total arsenic determined for SRM 2711a was 104 ± 2 mg kg−1