Table 8.
Calibration rangesa.
| Produce |
||||||
|---|---|---|---|---|---|---|
| Water (mg/L) | Soil (μg/kg) | High acidity (μg/kg) |
High water content (μg/kg) | Low water content (μg/kg) | Leafy greens & herbs (μg/kg) | |
| PFBA | 0.05–10 | 0.75–50 | 0.1–40 | 0.05–40 | 0.05–40 | 0.05–40 |
| PFPeA | 0.05–10 | 0.75–10 | 0.05–3 | 0.05–3 | 0.05–3 | 0.1–3 |
| PFHxA | 0.05–10 | 0.10–10 | 0.1-3 | 0.05–3 | 0.05–3 | 0.1–3 |
| PFOA | 0.05–10 | 0.10–10 | 0.1–3 | 0.05–3 | 0.05–3 | 0.05–3 |
| PFBS | 0.05–10 | 0.10–10 | 0.05–3 | 0.05–3 | 0.05–3 | 0.05–3 |
| PFHxS | 0.05–10 | 0.75–10 | 0.05–3 | 0.05–3 | 0.05–3 | 0.05–3 |
| PFOS | 0.05–10 | 0.75–50 | 0.05–3 | 0.05–3 | 0.05–3 | 0.05–3 |
a
For water samples exceeding the highest level, a new aliquot is diluted to be in the calibration range and reanalyzed.