Table I. Percentage restoration of conductivity after flushing followed by VC measurement using 0.1 m KCl and 0.01 m CaCl2 solution.
Solution | Kh2/Kh1 | Kh3/Kh1 | Kh4/Kh1 |
---|---|---|---|
KCl | 100.2% ± 1.7% | 100.2% ± 0.9% | 95.4% ± 1.1% |
CaCl2 | 98% ± 1.3% | 103.1% ± 1.9% | 100% ± 1.4% |