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$24.99
Bluelab Calibration Solution pH 4.0 - 500ml, a precision pH buffer solution used to calibrate pH meters, ensuring accurate readings for optimal nutrient management.
  • Bluelab Calibration Solution pH 4.0 - 500ml, a precision pH buffer solution used to calibrate pH meters, ensuring accurate readings for optimal nutrient management.
Sale -17%

Bluelab Calibration Solution pH 4.0

$24.99 $29.99 -17% Off
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$24.99
Bluelab Calibration Solution pH 7.0 - 500ml, a precision pH buffer solution used to calibrate pH meters, ensuring accurate readings for optimal nutrient management.
  • Bluelab Calibration Solution pH 7.0 - 500ml, a precision pH buffer solution used to calibrate pH meters, ensuring accurate readings for optimal nutrient management.
Sale -17%

Bluelab Calibration Solution pH 7.0

$24.99 $29.99 -17% Off
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$369.99
Bluelab Combo Meter, a portable digital device for measuring pH, electrical conductivity, and total dissolved solids (TDS) in nutrient solutions.
  • Bluelab Combo Meter, a portable digital device for measuring pH, electrical conductivity, and total dissolved solids (TDS) in nutrient solutions.

Bluelab Combo Meter (pH, EC, TDS)

$369.99
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$109.99
Bluelab Conductivity Pen with LCD screen and conductivity probe for testing plant nutrient levels.
  • Bluelab Conductivity Pen with LCD screen and conductivity probe for testing plant nutrient levels.

Bluelab Conductivity Pen

$109.99
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$24.99
Bluelab EC 2.77 / 1385 PPM Solution, a calibration solution designed to ensure accurate readings for conductivity (EC) and parts per million (PPM) meters.
  • Bluelab EC 2.77 / 1385 PPM Solution, a calibration solution designed to ensure accurate readings for conductivity (EC) and parts per million (PPM) meters.
Sale -17%

Bluelab EC 2.77 / 1385 PPM Solution

$24.99 $29.99 -17% Off
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$449.99
Bluelab Guardian Monitor, a mounted digital device that continuously measures pH, electrical conductivity, and temperature levels for hydroponic systems.
  • Bluelab Guardian Monitor, a mounted digital device that continuously measures pH, electrical conductivity, and temperature levels for hydroponic systems.
Sale -6%

Bluelab Guardian Monitor (pH, EC, Temp)

$449.99 $479.99 -6% Off
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$19.99
Bluelab KCl Storage Solution, a 120ml bottle of potassium chloride solution used for maintaining pH probe hydration and accuracy.
  • Bluelab KCl Storage Solution, a 120ml bottle of potassium chloride solution used for maintaining pH probe hydration and accuracy.
Sale -20%

Bluelab KCl Storage Solution

$19.99 $24.99 -20% Off
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$149.99
Bluelab Leap pH Probe, a durable sensor designed for accurate pH measurement in various nutrient solutions.
  • Bluelab Leap pH Probe, a durable sensor designed for accurate pH measurement in various nutrient solutions.
  • Bluelab Leap pH Probe, a durable sensor designed for accurate pH measurement in various nutrient solutions.
Out of stock
Sale -12%

Bluelab Leap pH Probe

$149.99 $169.99 -12% Off
$149.99
Bluelab pH Pen with LCD screen and probe for measuring pH levels in plant growing solutions.
  • Bluelab pH Pen with LCD screen and probe for measuring pH levels in plant growing solutions.
Sale -3%

Bluelab pH Pen

$149.99 $154.99 -3% Off
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$99.99
Bluelab pH Probe, a detachable sensor designed to measure the pH levels in nutrient solutions for hydroponic systems.
  • Bluelab pH Probe, a detachable sensor designed to measure the pH levels in nutrient solutions for hydroponic systems.
  • Bluelab pH Probe with lid, a detachable sensor designed to measure the pH levels in nutrient solutions for hydroponic systems.
Sale -9%

Bluelab pH Probe

$99.99 $109.99 -9% Off
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$249.99
Bluelab Soil pH Pen, a handheld device with an LCD screen for measuring pH levels directly in soil.
  • Bluelab Soil pH Pen, a handheld device with an LCD screen for measuring pH levels directly in soil.
Out of stock

Bluelab Soil pH Pen

$249.99