Skip to content

Water Testers

  • 1500 PPM Calibration Solution - HydroPros.com

    1500 PPM Calibration Solution

    General Hydroponics
    from $9.99

    1500 PPM Calibration Solution General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solu...

    View full details
    from $9.99
  • Alchemist pH Down Non-Corrosive - HydroPros.com

    Alchemist pH Down Non-Corrosive

    Alchemist
    from $12.60

    Alchemist pH Down is comprised of very pure, food-safe ingredients. This unique buffer is non-toxic, non-corrosive and non-hazardous, making it lik...

    View full details
    from $12.60
  • BlueLab 2.77EC Conductivity Solution - HydroPros.com

    BlueLab 2.77EC Conductivity Solution

    Bluelab
    from $6.53

    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...

    View full details
    from $6.53
  • Bluelab Combo Meter - HydroPros.com

    Bluelab Combo Meter

    Bluelab
    $239.94

    Bluelab Combo Meter   It's all you need for simple and reliable crop management, and it's all within arm's reach! The Bluelab Combo Meter is a cond...

    View full details
    $239.94
  • Bluelab Connect USB Stick Monitor - HydroPros.com

    Bluelab Connect USB Stick Monitor

    Bluelab
    $119.97

    The Bluelab Guardian Monitor Connect, Bluelab Connect Stick, Bluelab Connect Range Extender and Bluelab Connect Software. The Bluelab Guardian Moni...

    View full details
    $119.97
  • Bluelab Growers Toolbox - HydroPros.com
    Save 17%

    Bluelab Growers Toolbox

    Bluelab
    Original price $199.99
    Current price $166.63

    A handy pack with everything you need to get going and keep growing. The Bluelab Grower's Toolbox combines the essential tools you need to easily m...

    View full details
    Original price $199.99
    Current price $166.63
    Save 17%
  • Bluelab Guardian Monitor - HydroPros.com

    Bluelab Guardian Monitor

    Bluelab
    $319.92

    Guardian Monitor ‰ÛÒ by Bluelab The simplest and most effective reservoir monitor you could ever own! The Bluelab Guardian Monitor provides 24 ...

    View full details
    $319.92
  • Bluelab Guardian Monitor Connect - HydroPros.com

    Bluelab Guardian Monitor Connect

    Bluelab
    $359.91

    Bluelab Connect Guardian pH, EC and Temperature Monitor Brand: Stay connected to your crop 24/7. Monitor, data log, and remotely view pH, conductiv...

    View full details
    $359.91
  • Bluelab Meter Carry Case - HydroPros.com

    Bluelab Meter Carry Case

    Bluelab
    $20.00

    Bluelab is excited to introduce a new accessory which makes transporting and using their Meters even easier! The Bluelab Carry Case provides a cust...

    View full details
    $20.00
  • Bluelab Original Truncheon PPM Nutrient Meter - HydroPros.com

    Bluelab Original Truncheon PPM Nutrient Meter

    Bluelab
    $111.97

    Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (...

    View full details
    $111.97
  • Bluelab pH 4.0 Calibration Solution - HydroPros.com

    Bluelab pH 4.0 Calibration Solution

    Bluelab
    from $6.53

    The Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured specific to the calibration proc...

    View full details
    from $6.53
  • BlueLab pH 7.0 Calibration Solution - HydroPros.com

    BlueLab pH 7.0 Calibration Solution

    Bluelab
    from $6.53

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

    View full details
    from $6.53
  • Bluelab pH Controller - HydroPros.com

    Bluelab pH Controller

    Bluelab
    $453.22

    with Hands Free Monitoring and Dosing of Solution  We know pH levels can be the difference between a great crop and well, a disaster. Measuring an...

    View full details
    $453.22
  • Bluelab pH Controller Connect with Clever Monitoring, Dosing and Data Logging of Solution pH Levels - HydroPros.com

    Bluelab pH Controller Connect with Clever Monitoring, Dosing and Data Logging of Solution pH Levels

    Bluelab
    $499.88

    Sometimes the more you know the better. And when it comes to managing the pH of your nutrient solution, exact knowledge makes the world of differen...

    View full details
    $499.88
  • BlueLab PH Down Solutions - HydroPros.com

    BlueLab PH Down Solutions

    Bluelab
    from $10.40

    Optimum growth needs optimum pH. And Bluelab makes optimum simple. If your pH isn't in the right range—and that's 5.5-6.5 for most plant varieties—...

    View full details
    from $10.40
  • Bluelab pH Meter w/Probe - HydroPros.com

    Bluelab pH Meter w/Probe

    Bluelab
    $167.96

    Accurately measures the pH value of a solution so you know if any adjustments are required. Plants all need a particular pH to maximize the uptake ...

    View full details
    $167.96
  • Bluelab pH Pen - HydroPros.com

    Bluelab pH Pen

    Bluelab
    $90.64

    The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH. Hydroponic growing lets yo...

    View full details
    $90.64
  • Bluelab pH Probe Care Kit - HydroPros.com

    Bluelab pH Probe Care Kit

    Bluelab
    $19.06

    The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab mete...

    View full details
    $19.06
  • Bluelab pH Probe KCI Storage Solution - HydroPros.com

    Bluelab pH Probe KCI Storage Solution

    Bluelab
    $9.54

    The perfect solution to store and hydrate your Bluelab pH products. It is extremely important to care for and store pH probes correctly. pH probes ...

    View full details
    $9.54
  • BlueLab PH up Solutions - HydroPros.com

    BlueLab PH up Solutions

    Bluelab
    from $13.56

    Optimum growth needs optimum pH. And we make optimum simple. If your pH isn‰۪t in the right range ‰ÛÒ and that‰۪s 5.5-6.5 for most plant ...

    View full details
    from $13.56
  • Bluelab PPM Pen - HydroPros.com

    Bluelab PPM Pen

    Bluelab
    $75.98

    The Blue lab ppm Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are need...

    View full details
    $75.98
  • pH Control Test Kit - HydroPros.com

    pH Control Test Kit

    General Hydroponics
    $12.10

    The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system....

    View full details
    $12.10