Table 5.
S/n | Pre-Hydration Treatment Solution | Concentration of Constituent(s) | pH |
---|---|---|---|
1 | Control | Deionised water | 5.6 |
2 | CaCl2 (non-electrolysed) | 1 mM CaCl2 | 6.0 |
3 | CaCl2 generated CW | 1 mM CaCl2 | 10.8 |
4 | CaMg (non-electrolysed) | 1 µm CaCl2; 1 mM MgCl2 | 5.9 |
5 | CaMg generated CW | 1 µm CaCl2; 1 mM MgCl2 | 11.2 |
6 | CaMg generated CW adjusted to pH 6.5 | 1 µm CaCl2; 1 mM MgCl2 | 6.5 |
7 | MgCl2 solution (non-electrolysed) | 1 mM MgCl2 | 5.9 |
8 | MgCl2 generated CW | 1 mM MgCl2 | 10.6 |
9 | NaCl solution (non-electrolysed) | 1 mM NaCl | 5.6 |
10 | NaCl generated CW | 1 mM NaCl | 11.2 |
11 | NaCl generated CW adjusted to pH 6.5 | 1 mM NaCl | 6.5 |