Component (mg/L) | 0.5 M HCl | 0.5 M CH3COOH | 0.5 M NH4Cl |
Ca | 13670 | 13220 | 6733 |
Si | 19.01 | 33.6 | 7.209 |
Mg | 219 | 92.06 | 8.777 |
Al | 0.001 | 0.002 | 0.002 |
Fe | 0.002 | 0.002 | 0.001 |