Neptune Double Junction PH Probe Water Change Systems 360x Calcium Tests (reagent changed

360x Calcium Tests (reagent changed every 2-month)

The HI758U Checker® HC (Handheld Colorimeter) provides a simple

Max Flow: 1050 GPH

or Apex Jr

Diet Carnivore

Neptune Double Junction PH Probe Water Change Systems 360x Calcium Tests (reagent changedNeptune Double Junction probes will out last most other traditional lab grade probes letting you go longer between calibrations, and having to purchase and replace probes less frequently. The Double Junction isolates the reference gel and probe from proteins and other organics that may otherwise precipitate and clog, shortening the lifespan of the probe. Longer lasting Reliable readings Quality connections BNC style connector Neptune's Double Junction