| Location | Percentage of Absorption | Type of Absorption | Controlled PTH |
| PCT | 60% to 70% | Passive (85% to 90%) Active (10% to 15%) | No Yes |
| Thick Ascending Limb | 20% | Active | Yes |
| Descending Limb | 0% | None | No |
| DCT | 5% | Active | Yes |
| CD | 5% | Active | Yes |