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Experienced growers know that measurement is critically important in hydroponic growing. One of the most important factors is to get pH value right and keep it where it needs to be. For this purpose, Dealzer offers a range of pH meters and testers. There are also tools for testing temperature, total dissolved solids and more.

  • pH Down General Hydroponics

    $12.95
    To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products...Learn More

  • pH Up General Hydroponics

    $12.95
    To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products...Learn More

  • X Nutrients pH Down (1 Quart)

    $14.30 $13.20
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • X Nutrients pH Up (1 Quart)

    $14.30 $13.20
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • pH Tester With 1 Point Manual Calibration MIPH600

    $43.54
    pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range pH tester. 30-day warranty, snap-over protective case, 7.01 calibration solution and calibration screwdriver are all...Learn More

  • TNB Naturals pH Down 1lb / 454g Cs)

    $14.42
    TNB Naturals pH Up and Down are composed of all-natural ingredients with the addition of no harmful chemicals. This innovative way to raise and lower the pH levels of your hydroponic or liquid fertilizer is both simple and...Learn More

  • GH pH Test Kit 1 oz Cs)

    $8.80
    General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers...Learn More

  • GH pH Control Kit Cs)

    $20.00
    General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.Learn More

  • X Nutrients pH Up (1 Gallon)

    $35.10 $32.40
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • Bond 3 Way Soil Meter Cs)

    $12.24
    Measures moisture content of soil. Lets you know to water. Helps you determine if plant is getting adequate light. Helps you control pH level in soil. No batteries needed. For indoor or outdoor use.Learn More

  • Milwaukee pH Meter pH600 AQ

    $42.70
    Milwaukees most affordable pH tester, range: 0.0 to 14.0 pH, with one point manual calibration and accuracy of 0.2 pH. Battery life: 700 hrs. Calibration solution sold separately.Learn More

  • Milwaukee MC720 pH Controller w/ Dosing Pump Kit

    $301.91
    The small and precise flow of the MP810 provides fully automated pH control of aqueous solutions in the hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The...Learn More

  • X Nutrients pH Down (1 Gallon)

    $35.10 $32.40
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • TDS-3 Handheld TDS meter HMDTDS3

    $37.00 $35.90
    Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm,...Learn More

  • Soil Savvy - Soil Test Kit Cs)

    $42.80
    Soil Testing Simplified! Soil Savvy™ is a teady-to-use professional-grade soil test kit available to the general public that provides an easy-to-understand fertilizer recommendation tailored to your specific soil or...Learn More

  • Bluelab Inline pH Probe (Replacement Probe Guardian Monitor Connect In-Line)

    $172.80
    The Bluelab Guardian Monitor Connect In-Line is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer...Learn More