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pH Meters

Bluelab pH Pen Meter | Measures pH and Temperature
In Stock: 298
$127.90 $172.35 -26%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 180
$131.50 / $13.15 per unit
(minimum purchase of 10)
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In Stock: 168
$232.20 / $19.35 per unit
(minimum purchase of 12)
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 247
$27.53 $34.00 -19%
GroStar pH Probe Maintanence Kit
In Stock: 87
$17.99 $23.99 -25%
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 273
$94.14 $126.85 -26%
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In Stock: 27
$196.68 $288.16 -32%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In Stock: 171
$130.66 $178.99 -27%
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In Stock: 20
$417.16 $550.11 -24%
HM Digital Replacement pH Sensor Probe for HM-500
Out of stock
$32.34 $59.99 -46%
Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In Stock: 187
$151.62 $199.92 -24%
Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In Stock: 111
$170.86 $255.74 -33%
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In Stock: 44
$160.20 / $26.70 per unit
(minimum purchase of 6)
Bluelab Soil pH Pen
In Stock: 11
$220.14 $288.16 -24%
GroStar GS2 Soil pH Pen
In Stock: 142
$174.75 $256.99 -32%
Bluelab Combo Meter | 6.5ft Probe Cable
In Stock: 61
$346.84 $467.38 -26%
Active Air 2-Way Moisture/pH Meter
In Stock: 1022
$8.29 $11.84 -30%
Active Air 2-Way pH & Moisture Meter | 1ct
In Stock: 13
$9.81 $13.99 -30%
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In Stock: 93
$32.76 $35.00 -6%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In Stock: 338
$93.15 $99.95 -7%
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