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pH Meters

Bluelab pH Pen Meter | Measures pH and Temperature
In Stock: 326
$129.73 $172.35 -25%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 160
$129.60 / $12.96 per unit
(minimum purchase of 10)
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In Stock: 180
$237.36 / $19.78 per unit
(minimum purchase of 12)
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 212
$35.81
GroStar pH Probe Maintanence Kit
In Stock: 86
$19.86 $23.99 -17%
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 357
$95.48 $126.85 -25%
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In Stock: 47
$221.65 $288.16 -23%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In Stock: 168
$148.20 $178.99 -17%
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In Stock: 16
$423.12 $550.11 -23%
Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In Stock: 108
$173.30 $255.74 -32%
Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In Stock: 178
$153.79 $199.92 -23%
GroStar GS2 Soil pH Pen
In Stock: 142
$212.78 $256.99 -17%
Bluelab Soil pH Pen
In Stock: 10
$223.28 $288.16 -23%
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In Stock: 122
$163.80 / $27.30 per unit
(minimum purchase of 6)
Bluelab Combo Meter | 6.5ft Probe Cable
In Stock: 85
$351.79 $467.38 -25%
Active Air 2-Way Moisture/pH Meter
In Stock: 834
$8.41 $11.84 -29%
Active Air 2-Way pH & Moisture Meter | 1ct
In Stock: 13
$9.95 $13.99 -29%
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In Stock: 60
$24.20 $35.00 -31%
GroStar GS1 pH Pen
In Stock: 281
$100.45 $115.99 -13%
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In Stock: 12
$30.35
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