Neptune Double Junction ORP Probe - Bay Bridge Aquarium and Pet

Neptune Double Junction ORP Probe

Neptune Systems

  • $99.95

3 in stock

Double junction probes place a second vessel inside the main electrolyte with a second internal junction. The means that even when the aquarium water eventually begins to make its way in the first compartment, it still has to go through the second junction to contaminate the electrolyte surrounding the reference electrode.

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