Reagent kit for 25 Marine Alkalinity Tests Range: 0.00 to 250 mg/L
Reagents for phosphate LR (low-range), ascorbic acid method. For use with Hanna Instruments Checker Phosphate Colorimeter. Range: 0.00 to 2.50 mg/L
Kit for 25 Tests
Ideal for aquariums and terrariums. Readings in 0.1 degrees Fahrenheit or Celsius. Temperature range -10 degrees F to 140 degrees F (-23 degrees C to 60 degrees C). Mounting suction cups and battery included. 39 inch long temperat...
Hanna HI736-25 Reagent: Phosphorus, ultra low range (ULR), ascorbic acid, reagents for 25 tests
Zoo Med MagClip Industrial strength MAGNETIC suction cup with interchangeable clips Never replace your suction cups again!
Includes 6 assorted sizes of nylon clips to hold all types of aquarium accessories like pH probes, ORP...
The re-designed deep six hydrometer with improved calibration and bubble diffuser ensures more accurate readings of your aquarium salt levels. Also includes a built in base so you can rest the hydrometer on a counter top or other ...
53.0 mS standardized fluid for calibrating the PINPOINT Salinity Monitor™
Hagen Living Sea Hydrometer with Thermometer—Small
Easy to read
Thermometer—C & F
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...
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...
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...
AccuraSea® Seawater Reference Solution is the only calibration solution of its kind made from real seawater. It’s pure natural seawater micron filtered and UV sterilized then adjusted with reverse osmosis water to match the standa...
3’ Male/Male AquaBus cable. Used to connect an AquaBus module (PM1, EB8, etc) to another AquaBus Module or Apex base unit.
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...
Great for many uses: Including securing Air Lines, ATO`s, Hoses, Probes, Float Switches, Heaters, Spray Bars and Much More. The list is virtually endless.
Package includes one Mag-Tastic Aquarium Magnetic Holder
Conductivity Calibration Solution – 447.0 mS (5-pack)
Use this calibration solution to calibrate your Conductivity Probe and PM2 for RO/DI water quality monitoring.
The American Marine ORP / REDOX Calibration Fluid 400 mV is convenient and easy to use: no mixing is required and highly accurate. Packaged in single--use plastic foil pouches similar to PinPoint pH calibration...
0.00 and 1.00 ppm standards (iron) for Hanna Checker HI721: Iron
Great for testing proper functionality of your Hanna Checker HI721 Checker.
Reagent kit for 25 Iron Tests Range: 0.00 to 5.00 mg/L
Fluval Sea Hydrometer provides an accurate and convenient method of measuring specific gravity and salt level in marine aquariums. Regular testing is strongly recommended as stable salinity levels are essential for the health of m...
Digital Aquatics Conductivity Probe Calibration Solution (53 mS)
The RLSS Waveline Interface cable will allow you do connect your Apex-Ready Waveline DC pump to the VDM (variable dimming module) Ports of your Neptune Systems Apex Controller.
Once connected, you can easily program your Apex ...
PINPOINT Electrode Storage Fluid (60ml) PINPOINT Probe storage fluid for pH and ORP/REDOX Probes This is the perfect fluid for the storage of any pH or ORP/REDOX Electrode. American Marine Probe Storage Fluid will keep the tip ...
HANDHELDS ZT-2: Basic TDS TesterTDS-EZ: Economy TDS TesterTDS-3: TDS Meter with CaseEC-3: Conductivity Meter with CaseTDS-4: Pocket-Size TesterTDS-4TM: Pocket-Size TDS/TemperatureAP-1: AquaPro Water Quality Tester (TDS)AP-2: Aqua...
Alternate Gyre Mode Modified Cable for IceCap Gyre Interface Module
This cable allows you to run your Maxspect Gyre in both forward and reverse direction by using one full Variable Speed port on your Apex to connect two 0-10v s...