Referans Elektrodlar
| Model | Katalog No |
Malzeme | Referans Sistemi |
Diyafram | Kablo |
| B 2220 + | 1069994 | Cam | Ag/AgCl | Platin | - |
| B 2420 + | 1070028 | Cam | Ag/AgCl | Şilifli | - |
| B 2810 + | 1070029 | Cam | Kalomel | Seramik | - |
| B 2820 + | 1070044 | Cam | Ag/AgCl | Seramik | - |
| B 2910 + | 1070077 | Cam | Kalomel | Platin | - |
| B 2920 + | 1070046 | Cam | Ag/AgCl | Platin | - |
| B 3410 + | 1070048 | Cam | Kalomel | Seramik | |
| B 3420 + | 1070070 | Cam | Ag/AgCl | Seramik | - |
| B 3510 + | 1070100 | Cam | Kalomel | Platin | - |
| B 3520 + | 1070073 | Cam | Ag/AgCl | Platin | - |
| B 3610 + | 1070074 | Cam | Civa/Civa Sülfat | Seramik | - |
| B 3920 + | 1070075 | Cam | Ag/AgCl | Şilifli | - |
