| Membrane | Type | Measuring range mol / l | Temp. range max. °C | |
|---|---|---|---|---|
| 9041590 | InLab® Reference | 0 ... 100 | 1 | |
| 9041591 | InLab® Reference Plus | 0 ... 60 | 1 | |
| 9041721 | Bromide DX280 | 1 ... 10-6 | 0 ... 80 | |
| 9041723 | Chloride DX235 | 1 ... 10-5 | 0 ... 80 | |
| 9041725 | Fluoride DX219 | 1 ... 10-6 | 0 ... 80 | |
| 9041730 | Calcium DX240 | 1 ... 10-6 | 0 ... 50 | |
| 9041731 | Potassium DX239 | 1 ... 10-6 | 0 ... 50 | |
| 9041732 | Nitrate DX262 | 1 ... 10-5 | 0 ... 50 | |
| 9041733 | Ammonium DX218 | 1 ... 10-6 | 0 ... 50 | |
| 9041735 | Sodium DX223* | 1 ... 10-7 | 0 ... 60 | |
| 9041736 | Copper DX264 | 1 ... 10-6 | 0 ... 50 | |
| 9041745 | NH3 | 10-2 ... 10-6 | 0 ... 50 |
Modular half cell with exchangeable diaphragm and S-7 plug head for determining the concentration of individual ions in aqueous solutions. Easy to use and require comparatively low expenditure on apparatus thereby offering advantages over wet chemistry and instrument analysis methods. Ion selective electrodes must be used in conjunction with a suitable reference electrode (InLab® Reference, cat no. 9.041 590 or InLab® Reference Plus, cat no. 9.041 591).