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pH / EC / TDS Meters & Solutions
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$7.93
General Hydroponics® pH Down Liquid - 8oz
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. Available for local pick-up.
$7.93 -
from $7.77
General Hydroponics® pH Up Liquid
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in orde...
View full detailsfrom $7.77 -
from $11.73
General Hydroponics® pH Down Liquid
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. Available for local pick-up.
from $11.73 -
$59.99
Sure Test® Pro EC/TDS Pen
The Sure Test® Pro EC/TDS Pen reads EC, TDS and temperature (ºF or ºC) with automatic temperature compensation (ATC) for more reliable conductivity...
View full details$59.99 -
$8.67
Bluelab® pH 7.0 Calibration Solution - 250ml
"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrate...
View full details$8.67 -
$49.99
Gardena Smart Flow Water Meter
The Gardena Smart Flow Water Meter measures water usage daily, monthly, by season, or yearly. The LCD screen clearly displays information with mea...
View full details$49.99 -
$8.17
Bluelab pH 4.0 Calibration Solution 250 ml (6/Cs)
"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are ...
View full details$8.17 -
$1.88
Bluelab® Calibration Solution 20 ml Sachets
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are c...
View full details$1.88 -
$16.29
Luster Leaf® Rapitest® Digital Soil pH Meter
Plants need the correct pH level, which controls how well plants utilize the nutrients available in your soil. All plants have a pH prefer...
View full details$16.29 -
$17.99
Luster Leaf® Rapitest® Soil Test Kit Model 1601
Kit includes: 4 color comparators, 40 test capsules, 10 each for pH, N, P and K, complete instructions for adjusting soil pH, fertilizatio...
View full details$17.99 -
$2,229.00
Bluelab® PeriPod™ L3
Peripod™ L3 doser is designed to be teamed with the Bluelab® Pro Controller™ for a fully integrated solution for optimal reservoir dosing....
View full details$2,229.00 -
$1,099.00
Bluelab® Pro Controller™
Bluelab® Pro Controller™ automated pH and nutrient controller gives you full control of reservoir pH, conductivity and temperature in one place. Wh...
View full details$1,099.00 -
$150.00
Bluelab® Connect Product Suite
The Bluelab Guardian Monitor Connect, Bluelab Connect Stick, Bluelab Connect Range Extender and Bluelab Connect Software. The Bluelab Guardian Moni...
View full details$150.00 -
$569.00
Bluelab® Guardian Monitor Connect In-Line
The Bluelab Guardian Monitor Connect In-Line is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nut...
View full details$569.00 -
$94.00
Bluelab® ppm Pen — Now Bluelab® Conductivity Pen
Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful ...
View full details$94.00 -
$112.50
Bluelab® pH Pen
Measures pH and temperature. Selectable units for °C and °F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration i...
View full details$112.50 -
$1,229.00
Bluelab® PeriPod™ M4
Designed to be teamed with the Bluelab® Pro Controller for a fully integrated solution for optimal reservoir dosing, the Bluelab® PeriPod™ is a sim...
View full details$1,229.00 -
$257.00
Bluelab® Multimedia pH Meter with Leap™ pH Probe
The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter a...
View full details$257.00 -
$185.00
Bluelab® Soil pH Pen
The Bluelab® Soil pH Pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to y...
View full details$185.00 -
$348.00
Bluelab® Combo Meter Plus
The Bluelab® Combo Meter Plus is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrie...
View full details$348.00 -
$1,149.00
Sure Test® GroGuru Base with Cellular Modem
The Sure Test® GroGuru Base (Collector) is used to collect data from the various Stems (sold separately) with sensors. The Base then forwards this ...
View full details$1,149.00 -
$46.50
HM Digital™ pH Meter Model PH-80
Resolution: pH 0.1 pH, 0.00–14.0 pH. Accurate to +/-0.1 pH. Hold button and auto shut-off. Automatic calibration: Auto-ranging to 4, 7 or 10 pH. Ve...
View full details$46.50 -
from $11.94
Bluelab® pH Probe KCI Storage Solution
The perfect solution to store and hydrate your Bluelab pH products. Bluelab pH Probe KCl Storage Solution is made specifically for use with Bluelab...
View full detailsfrom $11.94 -
$16.50
Bluelab® Probe Care Kit pH
Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accurate rea...
View full details$16.50