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Sponsored
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$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
11% off
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
$250.68
Extech PH110 Waterproof Exstik Ph Meter
Amazon.com
251
Free shipping
$250.68
Extech PH110 Waterproof Exstik Ph Meter
Amazon.com
251
$249.90
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
157
Free shipping
15% off
$249.90
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
157
$254.48
Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
Grainger
62
$254.48
Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
Grainger
62
$316.00
Hach Pocket Pro+ Ph Tester With Replaceable Sensor 9532000
Core & Main
$316.00
Hach Pocket Pro+ Ph Tester With Replaceable Sensor 9532000
Core & Main
$195.60
Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points Model: PH100
Grainger
$195.60
Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points Model: PH100
Grainger
$786.78
$846.00
Aquasearcher AB33PH Bench Meter With Electrode, Ph/ORP/Mv, Ohaus Corporation - 30589827
The Lab Depot
$786.78
$846.00
Aquasearcher AB33PH Bench Meter With Electrode, Ph/ORP/Mv, Ohaus Corporation - 30589827
The Lab Depot
$220.08
Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph +/-1 Digit, 0.01 Ph Ph Resolution, Ph, +/-1.8F Model: PH90
Grainger
23
$220.08
Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph +/-1 Digit, 0.01 Ph Ph Resolution, Ph, +/-1.8F Model: PH90
Grainger
23
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$485.00
Hach Pocket Pro+ Multi 2 Tester For Ph/Cond/TDS/Salinity With Replaceable Sensor 9532800
Core & Main
$485.00
Hach Pocket Pro+ Multi 2 Tester For Ph/Cond/TDS/Salinity With Replaceable Sensor 9532800
Core & Main
$594.99
Hanna Edge HI2002-01 Dedicated Ph/ORP Meter
Blue Tiger Scientific
$594.99
Hanna Edge HI2002-01 Dedicated Ph/ORP Meter
Blue Tiger Scientific
$881.00
Hach HQ1110 Portable Dedicated Ph/ORP/Mv Meter With Out Electrode LEV015.53.1110A
Core & Main
$881.00
Hach HQ1110 Portable Dedicated Ph/ORP/Mv Meter With Out Electrode LEV015.53.1110A
Core & Main
$1,383.23
Rola-Chem Digital Ph/ORP Controller - Generation II - 554000
Pool Web
$1,383.23
Rola-Chem Digital Ph/ORP Controller - Generation II - 554000
Pool Web
$70.00
Waterproof Ph Meter PH-200
Cannon Water Technology
$70.00
Waterproof Ph Meter PH-200
Cannon Water Technology
$959.99
Hanna HI98163 Professional Portable Meat Ph Meter
Blue Tiger Scientific
$959.99
Hanna HI98163 Professional Portable Meat Ph Meter
Blue Tiger Scientific
$2,169.77
SI Analytics Ph Meter Handylab 780 For Analog And Memosens® Ph Electrodes, Without Accessories
Analytics-Shop
$2,169.77
SI Analytics Ph Meter Handylab 780 For Analog And Memosens® Ph Electrodes, Without Accessories
Analytics-Shop
$524.99
Hanna Instruments HI8424 Portable Ph/Mv Meter With Digital Display
Blue Tiger Scientific
$524.99
Hanna Instruments HI8424 Portable Ph/Mv Meter With Digital Display
Blue Tiger Scientific
$99.50
HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
Cannon Water Technology
$99.50
HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
Cannon Water Technology
$494.00
Environmental Express Oakton Ph 6+ Handheld Meter With ATC Probe, Order Ph Probe Separately | Cole-Parmer
Cole-Parmer
$494.00
Environmental Express Oakton Ph 6+ Handheld Meter With ATC Probe, Order Ph Probe Separately | Cole-Parmer
Cole-Parmer
$269.00
Extech OYSTER-15 PH Meter
TEquipment
$269.00
Extech OYSTER-15 PH Meter
TEquipment
$216.00
Elite Ph/Conductivity/TDS/Salinity Pocket Tester, Thermo Orion - ELITEPCTS
The Lab Depot
$216.00
Elite Ph/Conductivity/TDS/Salinity Pocket Tester, Thermo Orion - ELITEPCTS
The Lab Depot
$211.60
Milwaukee Ph58 - MAX Waterproof 3-In-1 Ph/ORP/Temp Tester W/ Replaceable Probe
TEquipment
$211.60
Milwaukee Ph58 - MAX Waterproof 3-In-1 Ph/ORP/Temp Tester W/ Replaceable Probe
TEquipment
$1,286.26
SI Analytics Ph Meter Handylab 700 For Analog And Memosens® Ph Electrodes, Without Accessories
Analytics-Shop
$1,286.26
SI Analytics Ph Meter Handylab 700 For Analog And Memosens® Ph Electrodes, Without Accessories
Analytics-Shop
$72.00
HI98108 HANNA INSTRUMENTS - Sensors & Switches & PH Electrode Supplies
Radwell.com
$72.00
HI98108 HANNA INSTRUMENTS - Sensors & Switches & PH Electrode Supplies
Radwell.com
$54.78
PH Meter Thermometer Pen For Food Fruit Meat Soil Lab Digital Acidity PH Tester
vipih.com
$54.78
PH Meter Thermometer Pen For Food Fruit Meat Soil Lab Digital Acidity PH Tester
vipih.com
$461.95
$517.95
MSE PRO 0.0014.00Ph Benchtop Ph Meter, 110V
MSE Supplies
10% off
$461.95
$517.95
MSE PRO 0.0014.00Ph Benchtop Ph Meter, 110V
MSE Supplies
$224.95
$251.95
MSE PRO 0.014.0Ph Pocket PH Tester With Single Line LCD
MSE Supplies
10% off
$224.95
$251.95
MSE PRO 0.014.0Ph Pocket PH Tester With Single Line LCD
MSE Supplies
$1,117.49
$1,333.00
Myron L 723II-4A-35BL Ph Digital Monitor/Controller With 4-20Ma Module And 3½ Digit Backlit LCD
TEquipment
16% off
$1,117.49
$1,333.00
Myron L 723II-4A-35BL Ph Digital Monitor/Controller With 4-20Ma Module And 3½ Digit Backlit LCD
TEquipment
$821.00
Environmental Express Oakton Ph 150 Waterproof Portable Meter With Single-Junction All-In-One Electrode | Cole-Parmer
Cole-Parmer
$821.00
Environmental Express Oakton Ph 150 Waterproof Portable Meter With Single-Junction All-In-One Electrode | Cole-Parmer
Cole-Parmer
$134.15
Milwaukee MC120 Ph Monitor W/Mounting Kit, 0.0 To 14.0 Ph
Test Equipment Depot
51
$134.15
Milwaukee MC120 Ph Monitor W/Mounting Kit, 0.0 To 14.0 Ph
Test Equipment Depot
51
$67.16
Digital PH Tester Meter With Temperature Compensation From Rapids Wholesale
Rapids Wholesale Equipment
$67.16
Digital PH Tester Meter With Temperature Compensation From Rapids Wholesale
Rapids Wholesale Equipment
$263.95
$295.95
MSE PRO ±0.05Ph Pocket PH Tester With Single Line LCD
MSE Supplies
10% off
$263.95
$295.95
MSE PRO ±0.05Ph Pocket PH Tester With Single Line LCD
MSE Supplies
$655.50
Environmental Express Oakton Ph 150 Waterproof Portable Meter, Meter Only | Cole-Parmer
Cole-Parmer
$655.50
Environmental Express Oakton Ph 150 Waterproof Portable Meter, Meter Only | Cole-Parmer
Cole-Parmer
$1,843.28
WTW Inolab® Ph 7310 SET 2 Ph/Mv Benchtop Meter (DIN), Set
Analytics-Shop
$1,843.28
WTW Inolab® Ph 7310 SET 2 Ph/Mv Benchtop Meter (DIN), Set
Analytics-Shop
$34.78
5 in 1 Digital PH TDS EC ORP Temperature Water Quality Tester Meter Test Tool
vipih.com
$34.78
5 in 1 Digital PH TDS EC ORP Temperature Water Quality Tester Meter Test Tool
vipih.com
$855.00
HOBO™ Bluetooth Ph And Temperature Data Logger
MicroDAQ.com, Ltd
$855.00
HOBO™ Bluetooth Ph And Temperature Data Logger
MicroDAQ.com, Ltd
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    Shop ph monitoring device

    Sponsored
    About our ads
    $99.95
    $112.45
    PH-200 HM Digital Professional Grade Handheld Ph Meter
    US Water Systems
    11% off
    $99.95
    $112.45
    PH-200 HM Digital Professional Grade Handheld Ph Meter
    US Water Systems
    $250.68
    Extech PH110 Waterproof Exstik Ph Meter
    Amazon.com
    251
    Free shipping
    $250.68
    Extech PH110 Waterproof Exstik Ph Meter
    Amazon.com
    251
    $249.90
    $294.00
    Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
    Amazon.com
    157
    Free shipping
    15% off
    $249.90
    $294.00
    Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
    Amazon.com
    157
    $254.48
    Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
    Grainger
    62
    $254.48
    Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
    Grainger
    62
    $316.00
    Hach Pocket Pro+ Ph Tester With Replaceable Sensor 9532000
    Core & Main
    $316.00
    Hach Pocket Pro+ Ph Tester With Replaceable Sensor 9532000
    Core & Main
    $195.60
    Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points Model: PH100
    Grainger
    $195.60
    Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points Model: PH100
    Grainger
    $786.78
    $846.00
    Aquasearcher AB33PH Bench Meter With Electrode, Ph/ORP/Mv, Ohaus Corporation - 30589827
    The Lab Depot
    $786.78
    $846.00
    Aquasearcher AB33PH Bench Meter With Electrode, Ph/ORP/Mv, Ohaus Corporation - 30589827
    The Lab Depot
    $220.08
    Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph +/-1 Digit, 0.01 Ph Ph Resolution, Ph, +/-1.8F Model: PH90
    Grainger
    23
    $220.08
    Extech Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph +/-1 Digit, 0.01 Ph Ph Resolution, Ph, +/-1.8F Model: PH90
    Grainger
    23
    $42.00
    HM Digital PH-80 Ph Hydrotester
    Cannon Water Technology
    $42.00
    HM Digital PH-80 Ph Hydrotester
    Cannon Water Technology
    $485.00
    Hach Pocket Pro+ Multi 2 Tester For Ph/Cond/TDS/Salinity With Replaceable Sensor 9532800
    Core & Main
    $485.00
    Hach Pocket Pro+ Multi 2 Tester For Ph/Cond/TDS/Salinity With Replaceable Sensor 9532800
    Core & Main
    $594.99
    Hanna Edge HI2002-01 Dedicated Ph/ORP Meter
    Blue Tiger Scientific
    $594.99
    Hanna Edge HI2002-01 Dedicated Ph/ORP Meter
    Blue Tiger Scientific
    $881.00
    Hach HQ1110 Portable Dedicated Ph/ORP/Mv Meter With Out Electrode LEV015.53.1110A
    Core & Main
    $881.00
    Hach HQ1110 Portable Dedicated Ph/ORP/Mv Meter With Out Electrode LEV015.53.1110A
    Core & Main
    $1,383.23
    Rola-Chem Digital Ph/ORP Controller - Generation II - 554000
    Pool Web
    $1,383.23
    Rola-Chem Digital Ph/ORP Controller - Generation II - 554000
    Pool Web
    $70.00
    Waterproof Ph Meter PH-200
    Cannon Water Technology
    $70.00
    Waterproof Ph Meter PH-200
    Cannon Water Technology
    $959.99
    Hanna HI98163 Professional Portable Meat Ph Meter
    Blue Tiger Scientific
    $959.99
    Hanna HI98163 Professional Portable Meat Ph Meter
    Blue Tiger Scientific
    $2,169.77
    SI Analytics Ph Meter Handylab 780 For Analog And Memosens® Ph Electrodes, Without Accessories
    Analytics-Shop
    $2,169.77
    SI Analytics Ph Meter Handylab 780 For Analog And Memosens® Ph Electrodes, Without Accessories
    Analytics-Shop
    $524.99
    Hanna Instruments HI8424 Portable Ph/Mv Meter With Digital Display
    Blue Tiger Scientific
    $524.99
    Hanna Instruments HI8424 Portable Ph/Mv Meter With Digital Display
    Blue Tiger Scientific
    $99.50
    HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
    Cannon Water Technology
    $99.50
    HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
    Cannon Water Technology