990 darcy = 990,000 mD
| darcy | mD |
|---|---|
| 975 darcy | 975,000 |
| 980 darcy | 980,000 |
| 985 darcy | 985,000 |
| 990 | 990,000 |
| 995 darcy | 995,000 |
| 1,000 darcy | 1,000,000 |
| 1,005 darcy | 1,005,000 |
990 darcy = 990,000 mD
1 darcy = 1,000 millidarcy (mD) · 1 mD = 1,000 microdarcy (μD) · 1 darcy ≈ 9.869×10⁻¹³ m²