| MPMs | Water Holding Capacity (%) |
| EFBOPB | 39.10 |
| Zeolite 60 - 80 mesh | 43.59 |
| Zeolite 80 - 100 mesh | 49.22 |
| Zeolite 100 - 150 mesh | 60.50 |
| Zeolite:EFBOPB (50:50) | 44.16 |
| Zeolite:EFBOPB (75:25) | 44.22 |