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    …Specifications: pH Range - 0.0 to 14.0 pH pH Resolution - 0.01 pH pH Accuracy - ±0.1 pH pH Range - 0.0 to 14.0 pH pH Resolution - 0.01 pH pH Accuracy - ±0.1 pH Temperature Range - 0.0 to 50.0°C / 32.0 to 122.0°F Temperature Resolution - 0.1°C / 0.1°F Temperature Accuracy - ±0.5°C /±1°F pH

    $49.50

    The Milwaukee pH600 pH Pen is an economical easy to use meter that returns quick, reliable pH measurements. Specifications: Range: 0.0 - 14.0 pH Resolution: 0.1 pH Accuracy: +/- 0.2 pH Calibration: Manual 1 point Battery Life: 700 hours Dimensions: 150 x 30 x 24 mm

    $24.99

    The American Marine PINPOINT pH Monitor is the only full-time pH monitor with .01 resolution. With proper care this PINPOINT pH monitor should last a lifetime. PINPOINT pH Monitor Features:Includes pH probe and calibration fluidspH probe has a 10ft high suppression cable and BNC connectorMonitor is…

    $94.99

    pH and also most freshwater aquariums.   7.01 pH - Neutral pH calibration packet. This is used by almost all pH monitors and controllers for calibration.    10.01 pH - The higher threshold reading your pH monitor or controller will require for use with saltwater aquariums or solutions above 7.00 pH

    Starting at:
    $1.09

    …directly affect the pH of your aquarium, and with a low pH, corals may not grow as fast. Connecting a CO2 scrubber directly to the venturi on your skimmer along with CO2 absorption media you can control the amount of CO2 that is being sucked into your skimmer, effectively raising the pH of your tank…

    $34.99

    …to replace it.  Replacement pH Electrode - HI73127    Specifications: TDS Range - 0-2000ppm TDS Resolution - 1ppm TDS Accuracy - ±2% F.S. EC Range - 0-3999µS/cm EC Resolution - 1µS/cm EC Accuracy - ±2% F.S. pH Range - 0.0-14.0 pH Resolution - 0.01pH pH Accuracy - ±0.05 pH Temperature Range - 32.0°F…

    $157.99

    hw Dosing Instructions 1. Add a maximum of 4.5 mL for every 50 US gallons of aquarium water 2. Wait until it is thoroughly mixed and the check the pH Continue adding doses until desired pH level is reached NOTE: As always, follow manufacturer's instructions.

    Starting at:
    $8.99

    …putting our name on.  With high-quality materials, the BRS Lab Grade pH probes will last longer than most other standard grade probes while giving more consistent readings in between calibrations.   High quality, American-made pH probe to meet your saltwater aquarium needs. Made in the US under…

    $59.99

    …reservoir, ensuring only the clear slurry is being dosed.  Step 5. Activate your ATO and monitor the pH of your aquarium as the kalkwasser solution is being dosed, not exceeding increases of 0.20 pH. Your ATO should be pumping water into a high flow area of your sump or display tank to help prevent…

    $38.99

    …help promote the adsorption of calcium and carbonates that corals need to help grow their stoney structure. The balanced additive also helps correct pH issues while preventing the growth of pathogenic blue-green algae and hair algae.   AF Build can be used with: SPS corals LPS Corals Clams & other…

    Starting at:
    $10.99

    …reservoir, ensuring only the clear slurry is being dosed.  Step 5. Activate your ATO and monitor the pH of your aquarium as the kalkwasser solution is being dosed, not exceeding increases of 0.20 pH. Your ATO should be pumping water into a high flow area of your sump or display tank to help prevent…

    Starting at:
    $16.99

    Easily and accurately test the pH and Alkalinity in your saltwater aquarium with the Red Sea pH/Alkalinity Test Kit. Maintaining proper alkalinity and pH in your reef tank is key to a successful reef tank.   Each kit includes: 100 pH tests 55 kH tests   Red Sea Alkalinity Accuracty: 1 dKH / 0.36…

    $18.99

    …daily photoperiod. We suggest illuminating the algae scrubber in an opposite lighting cycle than your display tank to help stabilize your aquarium pH.  8. Monitor the algae growth and after a few weeks, algae will be ready to harvest!   Note - For feeding the scrubber we prefer to use a stand-alone…

    $374.99

    hw Dosing Instructions 1. Add a maximum of 4.5 mL for every 50 US gallons of aquarium water 2. Wait until it is thoroughly mixed and the check the pH Continue adding doses until desired pH level is reached NOTE: As always, follow manufacturer's instructions.

    Starting at:
    $8.99

    …equipment looking perfect.   Monitor and Control Temperature pH Outlets 24VDC accessories WAV pumps Individual outlet power consumption   What's Included? 1x ApexEL Base Unit 1x EnergyBar 832 1x Temperature Probe 1x Double Junction pH Probe 1x 6ft AquaBus Cable 1x 7.0pH Calibration Solution Packet…

    $499.95

    Easily test the pH level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Strontium Test Kit contains 50 tests. Range pH 7.4-8.6.

    $10.92

    …to 4, 7, and 10 pH. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver. Includes a cap, batteries, lanyard, and pH 7.0 buffer   Specifications: pH Range: 0 - 14 Temperature Range: 0-80 °C; 32-176 °F Resolution: 0.01 pH; Temperature resolution…

    $79.99

    …Specifications: Range: 0.0 to 14.0 pH Resolution: 0.1 pH Accuracy: +/-0.2 pH pH set point 5.5 to 9.5 pH Visual LED pH Alarm: active when measurement is higher or lower than set point pH Probe: MA911B/2 (included)  pH Electrode: Double junction pH electrode with 2 meter cable (BNC connector) …

    $130.99

    Ideal for large changes in alkalinity levels or daily dosing in aquariums with high pH.  Bulk Pharma Sodium Bicarbonate - Ultra-pure Alkalinity Additive for your Reef Tank! Bulk Reef Supply 2-part additives are the perfect solution to replenish the intake of calcium and alkalinity coral consumes…

    $99.99

    pH probe to meet your saltwater aquarium needs. Made in the US under strict quality control BNC connector with superior insulators Cable has low noise design with conductive copper layer between braid and center conductor Less frequent and quicker calibration 10 Ft cord   BRS Lab Grade pH Probe…

    $34.99

    …Pocket pH Tester With two point calibration, the HI98107 pHep pH Tester is perfect for any aquarist that wants an accurate reading within seconds. Just dip the electrode end of the meter into the liquid you want to measure, let it stabilize and then instantly get a pH and temperature…

    $235.00

    The American Marine Pinpoint pH Controller will monitor and control pH levels in an aquarium. This pH controller controls pH in an upward and downward direction. With proper care, this Pinpoint pH Controller should last a lifetime.   Pinpoint pH Controller Features: Includes probe and calibration…

    $219.99

    …is pure and meets American Water Works Association and Water Chemical Codex requirements. Dosing with Kalkwasser is one of the very few proven, effective methods to add calcium and alkalinity with a single product while maintaining pH. Commonly used in conjunction with auto top off systems.

    Starting at:
    $12.99

    …design Aquatrance 1200 Pump pH probe holder included (probe sold separately)   A calcium reactor is used to maintain a balanced amount of calcium and alkalinity in your reef tank. In order to use a calcium reactor, you will need a CO2 regulator, CO2 tank, pH probe/controller, small feed…

    $299.99

    …in a balanced solution. Pushing your top off water through a Nilson Reactor will create a super saturated slurry that has a high pH, helping increase your tanks pH while keeping your reefs most important elements (calcium and alkalinity) stable and balanced. There are many different dosing methods…

    $269.99

    …screw in the probe holder for a leak-free way to have water continuously flowing around your probes giving consistent readings. With most standard pH, ORP, and salinity probes securely fitting in the probe holder, they can be easily removed within a few seconds for maintenance or replacement with…

    $19.99

    …the trimmer provided on the back. Specifications: Range: 0.0 - 14.0 pH and +/- 1000 mV Resolution: 0.1 pH and 1 mV Accuracy: +/- 0.2 pH and ± 5 mV Calibration: Manual 2 points Set Point Range: 5.5 - 8 pH and 0 - 600 mV LED Alarm: pH active when reading is higher than set point and ORP active when…

    $221.99

    …black, blue-green, and methane producing cyanobacteria in marine aquariums.   Note: When using Chemi Clean it is very important to monitor oxygen and pH levels within the aquarium. We suggest pointing a powerhead or air stone at the surface of the aquarium to maximize gas exchange. Failure to do so…

    $24.99

    …black, blue-green, and methane producing cyanobacteria in marine aquariums.   Note: When using Chemi Clean it is very important to monitor oxygen and pH levels within the aquarium. We suggest pointing a powerhead or air stone at the surface of the aquarium to maximize gas exchange. Failure to do so…

    Starting at:
    $15.99

    …Specifications: Range: 0.00 - 14.00 pH Resolution: 0.1 pH Accuracy: +/- 0.02 pH Calibration: Manual 2 points Set Point Range: 5.5 - 9.5 pH Visual LED Alarm: activates when reading is higher or lower than set point Power Supply: 12 VDC adapter Electrode: Double junction pH electrode with 2 meter…

    $109.99

    …Ammonia Monitors the highly toxic free ammonia (NH3) at very low levels, so you can stop your fish from dying from Ammonia posioning. pH The seneye monitors pH in your aquarium or pond water between 6.4 and 9. This range is ideal for most aquatic life and by focusing on this range increased accuracy…

    $199.99

    …exhausted. The dye is simply a pH indicator that is stable at high or low pH levels but will become translucent as the pH of the resin becomes neutral and the resin becomes exhausted. With single bed resins, there are some instances where your water may have a high or low pH, and can cause the color…

    Starting at:
    $13.99