Table 4.
Parameters of the tested REs in the pH titration.
| RE | QB (PVC) 30-11 | QB (PU) 25-3 | QB (PU) 25-5 | RKCl | PVA1 | PVA6 | UF20e | UF20f | Orion Sureflow | Orion Ross Ultra | REFEX |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SD [mV] | 0.33 | 0.24 | 0.44 | 0.53 | 0.55 | 0.26 | 0.22 | 0.21 | 3.8 | 0.73 | 12 |
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