The RE-2CP Reference electrode is recommended, if you dislike a contamination with chloride ion from chloride type reference electrode.
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| Reference potential |
| Hg2SO4 + 2e = 2Hg + SO42- E0=657 mV vs RHE (25 deg C) ∗ The reference potential is the measured value using RHEK |
| Catalog No. | Description | Electrolyte | Purpose |
| 013459 | RE-2CP Reference electrode | saturated K2SO4 | Reference electrode free from chloride ion |
∗Keep the reference electrode in a cold dark place.

