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Measurement of pH in phosphate buffer and Ringer solution before and after soaking wound dressings with them.
| pH of Solutions Measured by a pH Electrode | Mepilex | AQUACEL Extra | Suprasorb A |
|---|---|---|---|
| Phosphate buffer (pH 6.0) | 6.6 | 6.5 | 6.3 |
| Phosphate buffer (pH 7.0) | 7.3 | 7.5 | 6.6 |
| Phosphate buffer (pH 8.0) | 8.2 | 7.9 | 6.5 |
| Ringer solution (pH 6.0) | 7.1 | 5.1 | 5.2 |
| Ringer solution (pH 7.0) | 7.5 | 5.0 | 5.4 |
| Ringer solution (pH 8.0) | 7.7 | 5.1 | 5.6 |
