0.00 and 1.00 ppm standards (iron) for Hanna Checker HI721: Iron
Great for testing proper functionality of your Hanna Checker HI721 Checker.
Calibration solution for pH monitors or controllers. pH 10.0. 500mL.
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price...
Instant Ocean Hydrometer`s new improved design delivers precise full-range salinity and specific gravity readings - accurate to 0.001 - every time. Easy-fill convenience keeps hands dry when filling. It has a durable, permanent ne...
Digi-Temp Digital Thermometer Checking your tank’s temperature has never been easier! This stylish thermometer offers a constant digital display with +/- 1 Fahrenheit accuracy. They’re also completely wireless and submersible. P...
Hagen Living Sea Hydrometer with Thermometer—Small
Easy to read
Thermometer—C & F
American Marine PINPOINT AC Adapter Kit™ (110vac) The AC adapter kit is optional to replace the 9-volt battery, which some monitor owners find convenient, especially for PINPOINT pH and PINPOINT ORP monitors. Note: Not comp...
3’ Male/Male AquaBus cable. Used to connect an AquaBus module (PM1, EB8, etc) to another AquaBus Module or Apex base unit.
Authorized bus cables from Digital Aquatics for your ReefKeeper Elite system
2 Channel light dimming cable for Apex variable speed ports. It has 1 RJ45 connector on one end of the cable which plugs into the Apex base unit. The other end of the 6’ cables have bare wires which connect to 0-10V di...
Aqua Medic Redox ORP Calibration Fluid It is recommended to recalibrate controllers and monitors monthly. Use Aqua Medic`s Redox ORP Calibration Fluid to aid in recalibrating your controller or monitor.
Hanna Instruments Electrode Cleaning Solution, 130 ml
pH Buffer Solution Variety Pack HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. FEATURES
Variety pack of pH buffer s...