Composition, w/w% | PVC | DTPCX | TpClPB | DOS | NPOE | % ionophore | Slope, mV/decade |
I-membrane | 60 | 1 | 1.2 | 0 | 120 | 1.206 | 48 |
II-membrane | 60 | 1.4 | 1.6 | 121 | 0 | 1.630 | 32 |
III-membrane | 61.2 | 2.7 | 0 | 0 | 121.8 | 1.475 | 22 |