218.5 darcy = 218,500 mD
| darcy | mD |
|---|---|
| 203.5 darcy | 203,500 |
| 208.5 darcy | 208,500 |
| 213.5 darcy | 213,500 |
| 218.5 | 218,500 |
| 223.5 darcy | 223,500 |
| 228.5 darcy | 228,500 |
| 233.5 darcy | 233,500 |
218.5 darcy = 218,500 mD
1 darcy = 1,000 millidarcy (mD) · 1 mD = 1,000 microdarcy (μD) · 1 darcy ≈ 9.869×10⁻¹³ m²