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Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going o..
$139.99
Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going o..
$152.99
Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going o..
$168.99
Automatic or manual calibration, for preferred level of control Built-in calculation of biochemic..
$1,304.95
Primo testers provide a fast and dependable way to measure the total dissolved solids or conductivit..
$48.99
Don't pollute your reservoir with home remedies! Our pH adjustment solutions are made from nutrients..
$9.50
Nutradip pH probes are a reliable way to measure acidity in your nutrient solution. This probe is a..
$65.95
Digital device for determining soil pH, soil temperature and soil fertility. ..
$35.99
Digital soil testing device for determining soil pH, N content, P content, and K content...
$34.99
Determines soil pH, soil fertility, soil moisture, and the amount of sunlight per day...
$35.99
This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features glass pH sensor and..
$49.95
This spare sensor is for HM Digital EC/TDS/Temp Combo Meter model COM-100. Features platinum TDS/EC ..
$36.95
This replacement probe supports the combination pH electrode for field applications. The HI9026 is ..
$106.95
Combination Probe For pH/EC/TDS with 1 meter cable ** FOR NEW STYLE MIMW802 UNITS ONLY, NOT MISM80..
$112.99