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Bactericidal effect of each agent at different concentrations.*
| Agents | Bactericidal solution concentration | ||||
|---|---|---|---|---|---|
| 3.125% | 6.25% | 12.5% | 25% | 50% | |
| TiF4 | N | N | N | Y | Y |
| NaF | N | N | Y | Y | Y |
| Chx | N | N | Y | Y | Y |
| Xylitol | N | N | N | N | N |
TiF4: Titanium tetra-fluoride; NaF: sodium fluoride; Chx: chlorhexidine; Y: yes; N: no;
The minimal bactericidal concentration was 12.5%, 12.5% and 25% for Chx, NaF and TiF4, respectively.
