Mettler-Toledo LE409 pH electrode made of glass with liquid electrolyte for simple and fast measurements in the laboratory, electrolyte refillable

Easy-to-use watering cap with self-locking screw guarantees clean and safe storage of the electrode. With ceramic diaphragm, Ag/AgCl reference system, 3M KCl saturated. AgCl electrolyte, glass shaft 120 mm, diameter 12 mm, 1.0 m cable, BNC