Table 1.
Physical and chemical properties of selected PFAS, adapted from ITRC PFAS Team [51].
| Molecular Formula | Molecular Weight | Vapor Pressure at 25 °C (Pa) | Water Solubility at 25 °C (mg/L) | Melting Point (°C) | Boiling Point (°C) | Log of Organic Carbon Partition Coefficient (logKoc) |
|---|---|---|---|---|---|---|
| C3F7COOH | 214.0 | 851 | 562,877 | −17.5 | 120 | 1.9 |
| C4F9SO3H | 300.1 | 631 | 30,010 | 20.4–70.4 | 205–214 | 1.2–1.79 |
| C5F11COOH | 314.1 | 120 | 21,730 | 14 | 157 | 1.3 |
| C6F13SO3H | 400.1 | 58.9 | 2302 | 26.7–73.2 | 218–238 | 2.4–3.1 |
| C7F15COOH | 414.1 | 4.2 | 771 | 54.3 | 188 | 1.89–2.63 |
| C8F17SO3H | 500.1 | 6.8 | 60.1 | 15.2–73.5 | 219–262 | 2.4–3.7 |
| C9F19COOH | 514.1 | 0.2 | 25.2 | 78–88 | 218 | 2.76–2.96 |
| C10F21SO3H | 600.1 | 0.7 | 2.4 | 11.6–85.2 | 224–284 | 3.53–3.66 |