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pH |EC| TDS Meter and Solutions

  • GH pH Control Kit

    Original price $20.85
    Original price $20.85 - Original price $20.85
    Original price $20.85
    Current price $11.40
    $11.40 - $11.40
    Current price $11.40

    General Hydroponics® pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

    Original price $20.85
    Original price $20.85 - Original price $20.85
    Original price $20.85
    Current price $11.40
    $11.40 - $11.40
    Current price $11.40
  • Soil pH Meter, 3-in-1 Soil Test Kit for Moisture & Light & pH, iPower

    Original price $4.20 - Original price $4.20
    Original price
    $4.20
    $4.20 - $4.20
    Current price $4.20

    A 3-in-1 soil test meter that takes the guesswork out of gardening The iPower 3-in-1 Soil Meter is three meters in one device. With our soil pH met...

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    Original price $4.20 - Original price $4.20
    Original price
    $4.20
    $4.20 - $4.20
    Current price $4.20
  • GH pH Test Kit 1 oz

    Original price $9.13
    Original price $9.13 - Original price $9.13
    Original price $9.13
    Current price $5.01
    $5.01 - $5.01
    Current price $5.01

    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 obs...

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    Original price $9.13
    Original price $9.13 - Original price $9.13
    Original price $9.13
    Current price $5.01
    $5.01 - $5.01
    Current price $5.01
  • Bluelab pH Pen

    Original price $119.00 - Original price $119.00
    Original price $119.00
    $119.00
    $119.00 - $119.00
    Current price $119.00

    Measures pH and temperature. Selectable units for °C & °F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration...

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    Original price $119.00 - Original price $119.00
    Original price $119.00
    $119.00
    $119.00 - $119.00
    Current price $119.00
  • Bluelab pH 4.0 Calibration Solution 500 ml

    Original price $18.00 - Original price $18.00
    Original price $18.00
    $18.00
    $18.00 - $18.00
    Current price $18.00

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated...

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    Original price $18.00 - Original price $18.00
    Original price $18.00
    $18.00
    $18.00 - $18.00
    Current price $18.00
  • Out of Stock

    Bluelab pH Probe KCl Storage Solution 100 ml

    Original price $12.58 - Original price $12.58
    Original price $12.58
    $12.58
    $12.58 - $12.58
    Current price $12.58

    Original price $12.58 - Original price $12.58
    Original price $12.58
    $12.58
    $12.58 - $12.58
    Current price $12.58
    Out of Stock
  • Bluelab PPM Pen

    Original price $99.00 - Original price $99.00
    Original price $99.00
    $99.00
    $99.00 - $99.00
    Current price $99.00

    Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful ...

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    Original price $99.00 - Original price $99.00
    Original price $99.00
    $99.00
    $99.00 - $99.00
    Current price $99.00
  • Bluelab Replacement pH Probe

    Original price $79.00 - Original price $79.00
    Original price $79.00
    $79.00
    $79.00 - $79.00
    Current price $79.00

    The Bluelab® Combo Meter is a conductivity, pH and temperature meter all in one. As the Bluelab® Combo Meter is portable and does not require a pow...

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    Original price $79.00 - Original price $79.00
    Original price $79.00
    $79.00
    $79.00 - $79.00
    Current price $79.00
  • HM Digital Handheld TDS-3 Tester

    Original price $28.51
    Original price $28.51 - Original price $28.51
    Original price $28.51
    Current price $18.21
    $18.21 - $18.21
    Current price $18.21

    Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hol...

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    Original price $28.51
    Original price $28.51 - Original price $28.51
    Original price $28.51
    Current price $18.21
    $18.21 - $18.21
    Current price $18.21
  • Bluelab 2.77EC Conductivity Solution 500 ml

    Original price $18.00 - Original price $18.00
    Original price $18.00
    $18.00
    $18.00 - $18.00
    Current price $18.00

    The EC2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe. Calibration Solutions shoul...

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    Original price $18.00 - Original price $18.00
    Original price $18.00
    $18.00
    $18.00 - $18.00
    Current price $18.00
  • Bluelab Combo Meter

    Original price $329.00 - Original price $329.00
    Original price $329.00
    $329.00
    $329.00 - $329.00
    Current price $329.00

    Light weight and portable Measures pH, Nutrient and Temperature Three display options for nutrient - EC, CF, ppm (500 scale) Two display optio...

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    Original price $329.00 - Original price $329.00
    Original price $329.00
    $329.00
    $329.00 - $329.00
    Current price $329.00
  • Bluelab pH 4.0 Calibration Solution 250 ml

    Original price $10.00 - Original price $10.00
    Original price $10.00
    $10.00
    $10.00 - $10.00
    Current price $10.00

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated...

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    Original price $10.00 - Original price $10.00
    Original price $10.00
    $10.00
    $10.00 - $10.00
    Current price $10.00
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    Out of Stock

    Bluelab pH Down 1 Gallon

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $40.50
    $40.50 - $40.50
    Current price $40.50

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $40.50
    $40.50 - $40.50
    Current price $40.50
    Out of Stock
  • Out of Stock

    HM Digital Water Resistant Ec-TDS Meter with Temperature in C-F Hydrotester (Model COM-80)

    Original price $43.81
    Original price $43.81 - Original price $43.81
    Original price $43.81
    Current price $28.07
    $28.07 - $28.07
    Current price $28.07

    Original price $43.81
    Original price $43.81 - Original price $43.81
    Original price $43.81
    Current price $28.07
    $28.07 - $28.07
    Current price $28.07
    Out of Stock
  • Out of Stock

    HM Digital pH 80 Meter

    Original price $46.50
    Original price $46.50 - Original price $46.50
    Original price $46.50
    Current price $35.71
    $35.71 - $35.71
    Current price $35.71

    Original price $46.50
    Original price $46.50 - Original price $46.50
    Original price $46.50
    Current price $35.71
    $35.71 - $35.71
    Current price $35.71
    Out of Stock
  • Bluelab Guardian Monitor

    Original price $420.00 - Original price $420.00
    Original price $420.00
    $420.00
    $420.00 - $420.00
    Current price $420.00

    In just one glance it measures all three critical parameters for successful growth pH, conductivity and temperature. Adjustable brightness d...

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    Original price $420.00 - Original price $420.00
    Original price $420.00
    $420.00
    $420.00 - $420.00
    Current price $420.00
  • Bluelab 2.77EC Conductivity Solution 250 ml

    Original price $10.00 - Original price $10.00
    Original price $10.00
    $10.00
    $10.00 - $10.00
    Current price $10.00

    The EC2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe. Calibration Solutions shoul...

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    Original price $10.00 - Original price $10.00
    Original price $10.00
    $10.00
    $10.00 - $10.00
    Current price $10.00
  • Bluelab Probe Care Kit - pH

    Original price $22.00 - Original price $22.00
    Original price $22.00
    $22.00
    $22.00 - $22.00
    Current price $22.00

    Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accurate rea...

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    Original price $22.00 - Original price $22.00
    Original price $22.00
    $22.00
    $22.00 - $22.00
    Current price $22.00
  • FALSE

    High Accurate 4 in 1 Digital Water Tester with ATC, pH-TDS-EC-Temp Meter, iPower

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $27.09
    $27.09 - $27.09
    Current price $27.09

    iPower LGTESTWATER4FUNC Digital Water Meter with ATC, pH/TDS/EC/Temp Tester for Drinking Water, Pool, Lab, Food Processing, Aquarium, Pond, Beer Br...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $27.09
    $27.09 - $27.09
    Current price $27.09
  • Out of Stock

    HM Digital Waterproof pH Meter

    Original price $101.95
    Original price $101.95 - Original price $101.95
    Original price $101.95
    Current price $78.99
    $78.99 - $78.99
    Current price $78.99

    Original price $101.95
    Original price $101.95 - Original price $101.95
    Original price $101.95
    Current price $78.99
    $78.99 - $78.99
    Current price $78.99
    Out of Stock
  • Hydro-logic Flowmaster Flow Meter

    Original price $75.02
    Original price $75.02 - Original price $75.02
    Original price $75.02
    Current price $50.99
    $50.99 - $50.99
    Current price $50.99

    The Flowmaster measures how much filtered water that has gone through the system and alerts you when it's time to change filters. You can program i...

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    Original price $75.02
    Original price $75.02 - Original price $75.02
    Original price $75.02
    Current price $50.99
    $50.99 - $50.99
    Current price $50.99
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    Bluelab pH Probe KCI Storage Solution 250ml

    Original price $23.33 - Original price $23.33
    Original price $23.33
    $23.33
    $23.33 - $23.33
    Current price $23.33

    The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made specifically for use with Bluela...

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    Original price $23.33 - Original price $23.33
    Original price $23.33
    $23.33
    $23.33 - $23.33
    Current price $23.33
  • FALSE

    Bluelab Guardian Monitor Power Supply

    Original price $29.00 - Original price $29.00
    Original price $29.00
    $29.00
    $29.00 - $29.00
    Current price $29.00

    Bluelab Guardian Monitor Power Supply

    Original price $29.00 - Original price $29.00
    Original price $29.00
    $29.00
    $29.00 - $29.00
    Current price $29.00
  • FALSE

    Bluelab pH Controller

    Original price $699.00 - Original price $699.00
    Original price $699.00
    $699.00
    $699.00 - $699.00
    Current price $699.00

    Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You s...

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    Original price $699.00 - Original price $699.00
    Original price $699.00
    $699.00
    $699.00 - $699.00
    Current price $699.00
  • Bluelab Guardian Connect

    Original price $479.00 - Original price $479.00
    Original price $479.00
    $479.00
    $479.00 - $479.00
    Current price $479.00

    The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient so...

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    Original price $479.00 - Original price $479.00
    Original price $479.00
    $479.00
    $479.00 - $479.00
    Current price $479.00
  • Bluelab Original Truncheon Meter

    Original price $149.00 - Original price $149.00
    Original price $149.00
    $149.00
    $149.00 - $149.00
    Current price $149.00

    With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue LED's and no on/off buttons to worry a...

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    Original price $149.00 - Original price $149.00
    Original price $149.00
    $149.00
    $149.00 - $149.00
    Current price $149.00
  • Bluelab Commercial Truncheon Meter

    Original price $149.00 - Original price $149.00
    Original price $149.00
    $149.00
    $149.00 - $149.00
    Current price $149.00

    With a conductivity range right up to 6.0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Bluelab Commercial Trun...

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    Original price $149.00 - Original price $149.00
    Original price $149.00
    $149.00
    $149.00 - $149.00
    Current price $149.00
  • Out of Stock

    Milwaukee pH, Temp, and IDC (Incremental Dosing Control) w- WiFi and Data Logging Controller

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $307.84
    $307.84 - $307.84
    Current price $307.84

    The highlight of this fully digital controller is an independent dosing control system (IDC) programmed to administer optimum supplement levels wit...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $307.84
    $307.84 - $307.84
    Current price $307.84
    Out of Stock
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    Out of Stock

    HM Digital pH - TDS - EC - Temp meter

    Original price $163.15
    Original price $163.15 - Original price $163.15
    Original price $163.15
    Current price $125.99
    $125.99 - $125.99
    Current price $125.99

    Original price $163.15
    Original price $163.15 - Original price $163.15
    Original price $163.15
    Current price $125.99
    $125.99 - $125.99
    Current price $125.99
    Out of Stock
  • Dosatron Nutrient Delivery System - EC (PPM) - pH - Temp Monitor Kit

    Original price $1,142.30
    Original price $1,142.30 - Original price $1,142.30
    Original price $1,142.30
    Current price $1,020.99
    $1,020.99 - $1,020.99
    Current price $1,020.99

    Original price $1,142.30
    Original price $1,142.30 - Original price $1,142.30
    Original price $1,142.30
    Current price $1,020.99
    $1,020.99 - $1,020.99
    Current price $1,020.99
  • Out of Stock

    Milwaukee pH Controller

    Original price $161.99 - Original price $161.99
    Original price
    $161.99
    $161.99 - $161.99
    Current price $161.99

    Original price $161.99 - Original price $161.99
    Original price
    $161.99
    $161.99 - $161.99
    Current price $161.99
    Out of Stock
  • Out of Stock

    Milwaukee M10007B - 20 ml Packet 7.01 Buffer Solution, Pack of 25 Pieces

    Original price $21.56
    Original price $21.56 - Original price $21.56
    Original price $21.56
    Current price $20.45
    $20.45 - $20.45
    Current price $20.45

    Price shown is per unit; add to cart for case price.

    Original price $21.56
    Original price $21.56 - Original price $21.56
    Original price $21.56
    Current price $20.45
    $20.45 - $20.45
    Current price $20.45
    Out of Stock