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pH Meters

Bluelab pH Pen Meter | Measures pH and Temperature
In Stock: 302
$127.90 $172.35 -26%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 140
$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: 227
$237.36 / $19.78 per unit
(minimum purchase of 12)
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 80
$35.81
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In Stock: 156
$150.35 $178.99 -16%
GroStar pH Probe Maintanence Kit
In Stock: 82
$20.15 $23.99 -16%
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 308
$94.14 $126.85 -26%
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In Stock: 61
$218.53 $288.16 -24%
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In Stock: 13
$417.16 $550.11 -24%
Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In Stock: 98
$170.86 $255.74 -33%
Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In Stock: 155
$151.62 $199.92 -24%
GroStar GS2 Soil pH Pen
In Stock: 141
$215.87 $256.99 -16%
Bluelab Soil pH Pen
In Stock: 8
$220.14 $288.16 -24%
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In Stock: 26
$163.80 / $27.30 per unit
(minimum purchase of 6)
Bluelab Combo Meter | 6.5ft Probe Cable
In Stock: 85
$346.84 $467.38 -26%
Active Air 2-Way Moisture/pH Meter
In Stock: 863
$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: 9
$23.86 $35.00 -32%
GroStar GS1 pH Pen
In Stock: 264
$100.45 $115.99 -13%
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In Stock: 16
$30.35
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