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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

    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

    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

    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…

    $22.99

    …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…

    $35.99

    …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

    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

    Instructions and Guidelines Basic: Shake product well before using. Add 5 ml (1 capful) of product per 25 US-gallons of aquarium water every other day or as needed to maintain the alkalinity within a range of 7 - 12 dKH. When used in this fashion, 250 ml treats up to 1,250 US-gallons (4,732 L). When…

    Starting at:
    $6.99

    …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…

    $324.99

    …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

    …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

    …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…

    $62.99

    …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

    …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

    …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

    …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

    …example, if you have a 100-gallon tank, you will need a minimum of 120 ml of MicrōBacter Start XLM. The following test kits: ammonia, nitrite, nitrate, pH A bottle of Brightwell Erāse-Cl to remove all chlorine or chloramines (if you skip this, you can kill the bacteria in MicrōBacter Start XLM). Of…

    Starting at:
    $12.99

    …directed.  Day 2: Measure pH, Ammonia and Nitrite and record values.  Day 3: Measure pH, Ammonia and Nitrite and record values.  Day 4: Measure pH, Ammonia and Nitrite. If either Ammonia or Nitrite are over .25 ppm, you can add more bacteria, if desired.  Day 5: Measure pH, Ammonia and Nitrite and…

    Starting at:
    $3.99

    …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…

    $209.99

    …precipitation or oxygen depletion. There are no by-products or unwanted excess CO2, phosphates, nitrates, or other pollutants while keeping a stable pH. No mixing required Single solution for calcium & alkalinity Maintains proper ionic balance Doesn't increase salinity (no sodium chloride) Suitable…

    Starting at:
    $16.47

    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

    …Aquatrance 2000 Pump Bubble counter 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 pump…

    $369.99

    …synthetic salt mixes ever produced No anti-caking agents No chemical or environmental pollutants, no nitrates, phosphates or silicates Natural, stable pH and optimal alkalinity Contains no EDTA which can chelate many necessary trace elements Optimized with amino acids and organically stabilized…

    $69.99

    …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:
    $17.49

    …calibration solution with a pH of 7.0 for the low point and 10.0 pH for the high.   We recommend calibrating standard pH probes every 3 months or as needed, where double junction pH probes can go up to 6 months before calibration is required.    What's Included? 1x 7.00 pH Single Use Calibration…

    $1.95

    PINPOINT Probe Storage Fluid 60mL will keep your pH and ORP/REDUX electrodes moist and extend their useful life.

    $9.99

    …Carbon dioxide may also be produced during the chemical reaction that takes place, which would make the aquarium water a bit more acidic as well, making it imperative to run any effluent water through crushed coral, or calcium reactor media as that will raise the pH by dissolving the crushed coral.

    $16.79

    …- 8.75" L x 6" W x 3" H Power Input - 24V pH Probe Calibration Points - 4pH & 7pH   What's Included? 1x KH Director Body 1x GHL 2.1 SA Black Body Master 4-Head Dosing System 1x pH Probe 1x 500 mL KH Director Reagent 1x 4.0 pH Calibration Solution 1x 7.0 pH Calibration Solution 8x Dosing Connectors…

    $849.90

    …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

    …tanks Galvanic Isolation for accurate and reliable probe readings   Features of the Neptune Systems pH/ORP Expansion Module: Monitor and Control pH or ORP and temperature 6 digital inputs for float switches, water on floor sensors, pressure sensors, etc Full datalogging support in Apex Base module…

    $84.95

    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