• Sale! Aquamaster E60 Pro Conductivity Pen

    Aquamaster E60 Pro Conductivity Pen

    Original price was: $79.38.Current price is: $52.08. USD

    Aquamaster E60 Pro Conductivity Pen

    • EC, PPM, TDS, Temp meter
    • ideal digital pen meter for measuring the EC, PPM, TDS and temperature of a variety of liquids
    • extremely accurate and fits perfectly in your hand
    • the meter is IP67 waterproof and can even float
    • E60 Pro comes with batteries
    • has a 1-point auto calibration feature which makes it easy to calibrate
    • uses ppm 700 scale
    Add to cartDone
  • Aquamaster P50 Pro pH Pen

    Aquamaster P50 Pro pH Pen

    $77.40 USD

    Aquamaster P50 Pro pH Pen

    • digital hand-held meter to measure pH and temperature of a variety of liquids
    • high-quality and user-friendly meter is extremely accurate and fits perfectly in your hand
    • 2-point auto calibration feature which makes it easy to calibrate
    • the meter is IP67 waterproof and can even float
    • P50 Pro comes with batteries
    • has a replaceable electrode to extend the lifetime of the pen meter
    Read moreDone
  • Bluelab KCL Storage Solution

    Bluelab KCL Storage Solution

    $15.48 – $24.78 USD
    Our Bluelab KCL Storage Solution is designed specifically for use with pH Pens or pH Probes. 
    Storage solution is used to ensure a pH probe is kept in ideal conditions while  not in use.
    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • Bluelab Leap pH Probe

    Bluelab Leap pH Probe

    $131.64 USD
    • Robust toughened-glass, spear-tip for direct root zone measurement
    • Easy to clean
    • Gel filled (non-refillable), low maintenance
    • Double junction probe
    • Waterproof cable joint
    • Quality BNC connection
    • Dibber included for piloting hole into tough mediums
    • 2 meter / 6.56 foot standard cable
    Add to cartDone
  • Bluelab Multimedia pH Meter

    Bluelab Multimedia pH Meter

    $262.52 USD

    Features:

    • Test more with a faster sensor response and direct measurements from substrates
    • Multimedia friendly, for measurements
    • across a range of environments
    • Toughened spear tip for direct root-zone
    • Simple two point calibration process with  30 day calibration indicator
    • Backlit LCD display, low battery indicator, auto off function
    • 2 x AAA alkaline batteries included
    Add to cartDone
  • bluelab ph probe

    Bluelab pH Probe

    $80.03 USD

    A replacement probe for Bluelab Combo and pH Meters, and Guardian Monitors.

    Replace only the pH probe, not the whole meter!

    Add to cartDone
  • HM Digital PPM Pen

    HM Digital PPM Pen

    $20.37 USD

    FEATURES:

    • Hold Function
    • Auto-off Function (After 10 min.)
    • Built-in digital thermometer
    • Includes a carrying case with belt clip
    • Factory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).
    Add to cartDone
  • Milwaukee MW804 Waterproof 4-in-1 Pen

    Milwaukee MW804 Waterproof 4-in-1 Pen

    $149.07 USD

    DESIGN FEATURES

    • Fast easy to read results with large digital dual LCD readout.
    • Extreme accuracy to ±0.05 pH, EC / TDS 2% Full Scale and Temperature ±0.5 C / ±1 F.
    • Range 0.00 – 14.00 pH, EC 20.00 mS/cm, TDS 0 – 10.00 ppt, Temperature: 0.0 to 50.0 C / 32.0 to 122.0 F.
    • Lightweight and portable at just 3.5 ounces.
    • Simple push button, automatic one or two-point calibration with 5 saved calibration points.
    • Gel-filled, double junction pH electrode for low maintenance and high performance.
    • Waterproof to IP65.
    • Auto shut off and low power demand for approx. 100 hour of continuous use (batteries included).
    Add to cartDone
  • hm ph pen

    HM Digital PH Pen

    $43.17 USD

    Calibration Solution Here

    1 Year Warranty

    Don’t forget to order your Cannamax Calibration solution ph4 and ph7

    Add to cartDone
  • PH Test Kit

    PH Test Kit

    $6.91 USD

    Product Details

    (Wide Spectrum) Measures 3-10 pH.

    The Hydroponic pH test kit is good for 150 tests. At the rate of 3 tests per week it will last one year, making it excellent value for money. This kit covers a pH range of 3-10 measuring in 0.1 increments.

    Add to cartDone
  • Calibration Solution 1000ppm

    Calibration Solution 1000ppm

    $5.81 USD

    The CannaMax Calibration Solution 1000ppm is  a very necessary part of a growers toolbox. Fill a small clean container with only enough solution to cover the probe end. Adjust meter. Rinse probe with clean water. Dispose of used Calibration solution.

    Add to cartDone
  • Calibration Solution pH7

    Calibration Solution pH7

    $7.71 USD

    Calibration Solution pH7 is a very necessary part of a growers toolbox.

    • Fill a small clean container with only enough solution to cover the probe end.
    • Adjust meter. Rinse probe with clean water.
    • Dispose of used Calibration solution.
    • Repeat monthly
    Add to cartDone
  • Calibration Solution pH4

    Calibration Solution pH4

    $7.71 USD

    Calibration Solution pH4 is a very necessary part of a growers toolbox.

    • Fill a small clean container with only enough solution to cover the probe end.
    • Adjust meter. Rinse probe with clean water.
    • Dispose of used Calibration solution.
    • Repeat weekly or monthly
    Add to cartDone
  • BlueLab Calibration Solution 2.77EC

    BlueLab Calibration Solution 2.77EC

    $12.77 – $23.19 USD

    Calibration Solution 2.77EC is a very necessary part of a growers toolbox.
    Required for the calibration and checking of Pens meters and controllers.
    Manufactured specific to the calibration process and referenced to high class laboratory standards.

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • BlueLab Calibration Solution pH7

    BlueLab Calibration Solution pH7

    $12.77 – $23.19 USD

    BlueLab Calibration Solution pH7 is a very necessary part of a growers toolbox.
    They are required for the calibration and checking of Pens, meters and controllers.
    Manufactured specific to the calibration process and referenced to high class laboratory standards.

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • BlueLab Calibration Solution pH4

    BlueLab Calibration Solution pH4

    $12.77 – $23.19 USD

    BlueLab Calibration Solution pH4 is a very necessary part of a growers toolbox.
    Required for the calibration and checking of Pens, meters and controllers.
    Manufactured specific to the calibration process and referenced to high class laboratory standards.

    Select optionsDone This product has multiple variants. The options may be chosen on the product page