ASP200-2-1M-BNC / EUTECH pH Lab Electrode The 3550 is an economical combination electrode ideal for your general-purpose applications in the lab or field. It has the impact-resistant qualities of an epoxy body.
Combination pH Electrode, Refillable w/ Double Junction BNC Connection. Recommended for use with hydrocarbon, paints, solvents, sea water, strong acid and base, high conductivity samples, Tris ...