Table 7 Maximum Na+ exchangeable capacity for natural and treated zeolite
Treatments | Experimental | % of exchangeable capacity |
|---|---|---|
Q e (mEq 100 g−1) | % | |
Exchangeable capacity | 154 | – |
Natural | 22.04 | 14.3 |
Ca2+ | 20.89 | 13.5 |
H+ | 26.41 | 17.1 |
K+ | 34.79 | 22.5 |
NH4 + | 41.08 | 26.6 |