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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

  • 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

  • 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

  • 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

  • GroChek pH/EC/TDS/C Portable Meter w/ Cal Check HI9813-6N

    $292.99 $281.26
    HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries.This meter features an large LCD that...Learn More

  • Bluelab pH 7.0 Calibration Solution 500ml

    $13.32
    High quality solutions formulated for calibrating pH probes. Bluelab® calibration solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for...Learn More

  • pH UP, 1 lt TFPHU1L

    $14.09 $14.06
    Technafloras pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium. Both pH-balancing aids are...Learn More

  • Rapitest Electronic 4-Way Tester LL01880

    $52.78
    Determines soil pH, soil fertility, soil moisture, and the amount of sunlight per day.Learn More

  • Digital pH Meter LL01845

    $23.50
    Digital results from 3.5 to 9.0. Instructions and plant pH preference list included.Learn More

  • Rapitest pH Soil Tester LL01612

    $10.06
    1 color comparator for pH. 10 tests.Learn More

  • Hydroponic H2O Conditioner: Dechlorine & Detoxifies GG4008

    $23.74
    The contents of this water conditioner create a balanced all-in-one product that will greatly improve your ability to grow healthier, more productive plants.Much of the water that we pull from the tap in cities or suburbs is...Learn More

  • Gringo Rasta pH Up Liquid 1 qt FX14281

    $23.70
    It’s time to get on UP! GRINGO RASTA® pH UP uses the power of potassium hydroxide to raise the pH of your nutrient solutions in both soil and hydroponic environments.Learn More