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pH Meters

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Bluelab Connect pH Controller | for Bluelab Connect Devices
In stock
$654.45 $667.59 -2%
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Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
In stock
$613.50 $625.82 -2%
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Bluelab Guardian Monitor Connect | 6.5ft Probe Cable
In stock
$392.35 $400.23 -2%
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Bluelab Guardian Monitor | 6.5ft Probe Cable
In stock
$351.39 $358.44 -2%
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Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In stock
$318.63 $325.03 -2%
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Bluelab Combo Meter | 6.5ft Probe Cable
In stock
$269.48 $274.89 -2%
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Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In stock
$244.92 $249.83 -2%
GroStar GS2 Soil pH Pen
In stock
$196.59 $256.99 -24%
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Bluelab Soil pH Pen
In stock
$163.01 $166.28 -2%
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Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In stock
$163.01 $166.28 -2%
GroStar GS2-E replacement Soil Spear pH electrode
In stock
$139.22 $181.99 -24%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In stock
$136.92 $178.99 -24%
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Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$124.49 $126.99 -2%
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Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In stock
$110.58 $112.80 -2%
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Bluelab pH Pen Meter | Measures pH and Temperature
In stock
$97.47 $99.43 -2%
GroStar GS1 pH Pen
In stock
$92.81 $115.99 -20%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In stock
$80.29 $99.95 -20%
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Bluelab Combo Meter pH Replacement Probe | pH probe
In stock
$68.81 $70.19 -2%
GroStar GS4-E replacement pH/EC combo electrode
In stock
$61.19 $79.99 -24%
HM Digital Replacement pH Sensor Probe for HM-500
In stock
$45.89 $59.99 -24%
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