Neptune Systems Double Junction Lab Grade pH Probe Artificial Mat Dried Papaya

Dried Papaya

Barley Malt Syrup

Easily mounts on framed or frameless aquariums with mounting screw

Each tank has a dashboard with easy-to-access quick keys for turning lights on/off or changing the modes

Neptune Systems Double Junction Lab Grade pH Probe Artificial Mat Dried PapayaDouble Junction Lab Grade pH Probe PRBPHDJ The pH probes are now double junction as well so they hold calibration longer and have a longer lifespan than single junction probes. What is the difference between single junction and double junction probes? Single junction probes put the reference electrode in direct contact with aquarium water. Over time, the junction will slowly leak aquarium water into the electrolyte which changes the accuracy of the