Table 2.
pH and durations employed with the chemical model
| pH | 1Day | 2Days | 3Days | 7Days | 14Days |
|---|---|---|---|---|---|
| 4.5 | √ | √ | √ | ||
| 5.0 | √ | √ | √ | ||
| 5.5 | √ | √ | √ |
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