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$143.95
$154.00
Extech PH110 Exstik Unique Refillable Ph Stick Meter
Test Equipment Depot
$143.95
$154.00
Extech PH110 Exstik Unique Refillable Ph Stick Meter
Test Equipment Depot
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Triplett PH325 Long Tube Stem Ph Meter
Northern Tool
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Triplett PH325 Long Tube Stem Ph Meter
Northern Tool
$34.50
Milwaukee Digital Ph Meter - 0-14 Ph Range
MoreWine
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Milwaukee Digital Ph Meter - 0-14 Ph Range
MoreWine
$154.34
Apera Instruments AI3145, Glass-Body Ph Electrode For Strong Alkali And High Salinity Solutions
Selectum
$154.34
Apera Instruments AI3145, Glass-Body Ph Electrode For Strong Alkali And High Salinity Solutions
Selectum
$119.99
Reef Goods Lab Grade Double Junction Ph Probe
Shop
$119.99
Reef Goods Lab Grade Double Junction Ph Probe
Shop
$20.15
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Grostar Ph Probe Maintenance Kit
Cannavista
16% off
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Grostar Ph Probe Maintenance Kit
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Ai209 Value Series Ph20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
eBay
Free shipping
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Ai209 Value Series Ph20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
eBay
$42.99
$85.98
Aquacheck Pro 2In1 Digital PH And Chlorine Meter Professional Water Quality Tester For Pools, Spas & Aquariums - Square | Inspired Finds
Inspire Uplift
Free shipping
50% off
$42.99
$85.98
Aquacheck Pro 2In1 Digital PH And Chlorine Meter Professional Water Quality Tester For Pools, Spas & Aquariums - Square | Inspired Finds
Inspire Uplift
$215.87
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Grostar GS2 Soil Ph Pen
Cannavista
16% off
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Grostar GS2 Soil Ph Pen
Cannavista
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Hanna Instruments Groline Ph/EC/TDS Multiparameter Probe - Replacement Probe
Sylvane
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Hanna Instruments Groline Ph/EC/TDS Multiparameter Probe - Replacement Probe
Sylvane
$39.98
Bluelab Ph Pen - ± 0.1 Ph Accurate, Durable Double Junction Probe, Waterproof & Floats, Auto Temperature Compensation, Easy Calibration - Made In NZ
NiceKee
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Bluelab Ph Pen - ± 0.1 Ph Accurate, Durable Double Junction Probe, Waterproof & Floats, Auto Temperature Compensation, Easy Calibration - Made In NZ
NiceKee
$52.99
Portable Smart Sensor PH818F Pen Type Ph Meter For Accurate Water Testing In Hydroponics, Pools, And Aquariums
Evalm
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Portable Smart Sensor PH818F Pen Type Ph Meter For Accurate Water Testing In Hydroponics, Pools, And Aquariums
Evalm
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Hanna Instruments Model 9829 Ph/ORP/EC/DO Meter With 10m Cable
Forestry Suppliers Inc.
Free shipping
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Hanna Instruments Model 9829 Ph/ORP/EC/DO Meter With 10m Cable
Forestry Suppliers Inc.
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Apera Instruments Ai521 Ph800 Laboratory Benchtop Ph Meter Kit, 0.01 Ph Accuracy, Glp Data Management (Usb Output), Bnc Connector
Smoke Home & Garden
$408.41
Apera Instruments Ai521 Ph800 Laboratory Benchtop Ph Meter Kit, 0.01 Ph Accuracy, Glp Data Management (Usb Output), Bnc Connector
Smoke Home & Garden