The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
10` coax cable
Platinum band electrode.
Standard BNC connector
The Advanced Leak Detection module easily connects to any Neptune Apex System (Apex, Lite, or Jr.) and gives you up to four locations of leak detection.
Two different types of leak detection probes are available (sold separate...
American Marine PINPOINT ORP Replacement Probe
10 foot cord
Platinum wire sensor
High supression cable jacket
Digital Aquatics ORP Probe
Manufacturer: Digital Aquatics
One Male BNC
Cable Length: 6 Feet (2 Meters)
Probe Body: Dia 1/2"
Probe Body: length 6.5"
One Digital Aquatics ORP Probe
The RKM-SL2 is the newest System Lab module from Digital Aquatics. It's a big leap forward with fully (and individually,) isolated ph and salinity ports. On top of that, the Digital Aquatics salinity probe is equipped with full di...
Professional Waterproof pH/Temp Meter Very reliable waterproof pH meter measures with an accuracy: of +/- 0.02 pH.
Measures pH and Temperature
Auto-ranging three point calibration with digital fine tuning