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pH Meters

Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In Stock: 44
$162.60 / $27.10 per unit
(minimum purchase of 6)
Bluelab Combo Meter | 6.5ft Probe Cable
In Stock: 90
$370.29 $467.38 -21%
GroStar GS2 Soil pH Pen
In Stock: 114
$214.32 $256.99 -17%
Bluelab Soil pH Pen
In Stock: 12
$235.02 $288.16 -18%
Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$136.99 $139.99 -2%
Active Air 2-Way Moisture/pH Meter
In Stock: 1018
$8.02 $11.84 -32%
Active Air 2-Way pH & Moisture Meter | 1ct
In Stock: 13
$10.47 $13.99 -25%
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In Stock: 86
$33.25 $35.00 -5%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In Stock: 338
$99.50 $99.95
HM Digital PH-80 pH/Temperature Meter
In Stock: 44
$38.81 $46.50 -17%
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In Stock: 5
$27.39 $27.99 -2%
GroStar GS1 pH Pen
In Stock: 259
$99.72 $115.99 -14%
GroStar GS4-E replacement pH/EC combo electrode
In Stock: 82
$66.71 $79.99 -17%
GroStar GS2-E replacement Soil Spear pH electrode
In Stock: 89
$151.77 $181.99 -17%
Bluelab Guardian Monitor In-Line Connect | 10 ft In-line Probe Cable
Out of stock
$630.11 $814.77 -23%
GroStar GS1-E replacement pH electrode
In Stock: 78
$42.52 $50.99 -17%
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