Shop ph tester for water

Sponsored
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$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
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
1K+
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
1K+
$78.90
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
Amazon.com
3K+
Free shipping
$78.90
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
Amazon.com
3K+
$25.69
GISNPA 5-In-1 Salt Water Pool Tester, Ph/TDS/EC/Salinity/Temp Meter, Waterproof Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For
Amazon.com
107
$25.69
GISNPA 5-In-1 Salt Water Pool Tester, Ph/TDS/EC/Salinity/Temp Meter, Waterproof Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For
Amazon.com
107
$104.91
Reed Instruments Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.02 Ph, 0.01 Ph Ph Resolution, Ph/Temp, Auto Model: R3500
Grainger
2
$104.91
Reed Instruments Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.02 Ph, 0.01 Ph Ph Resolution, Ph/Temp, Auto Model: R3500
Grainger
2
$69.96
Hydrion Ph Pencil: 1.0 Ph, 4 1/2 in Overall Lg, 1/2 in Overall Wd, 75 Tests, Ph [PK/3] Model: p-12m
Grainger
$69.96
Hydrion Ph Pencil: 1.0 Ph, 4 1/2 in Overall Lg, 1/2 in Overall Wd, 75 Tests, Ph [PK/3] Model: p-12m
Grainger
$254.73
Oakton Instruments Phtestr 50 Battery Waterproof Ph Tester
Pollardwater
1
Free shipping
$254.73
Oakton Instruments Phtestr 50 Battery Waterproof Ph Tester
Pollardwater
1
$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
$29.36
$150.30
Ph Meter For Water Hydroponics Digital Ph Tester Pen 0.01 High Accuracy Pocket Size With 014 Ph Measurement Range For, Ph Pen,Ph Tester For Water
Temu US
80% off
$29.36
$150.30
Ph Meter For Water Hydroponics Digital Ph Tester Pen 0.01 High Accuracy Pocket Size With 014 Ph Measurement Range For, Ph Pen,Ph Tester For Water
Temu US
$6.79
$39.66
Gardening Supplies And Equipment, Soil Ph Tester, Soil Tester For Garden, 4-In-1 Soil Moisture For Plants,Plant Water Indicator,Soil Detector,
Temu US
378
82% off
$6.79
$39.66
Gardening Supplies And Equipment, Soil Ph Tester, Soil Tester For Garden, 4-In-1 Soil Moisture For Plants,Plant Water Indicator,Soil Detector,
Temu US
378
$12.21
$68.35
Chlorine Tester PH Meter 2-In-1 Water Monitor PH Chlorine Meter Portable High Precision Easy To Use, Water Tester,Water Testers For Drinking Water
Temu US
82% off
$12.21
$68.35
Chlorine Tester PH Meter 2-In-1 Water Monitor PH Chlorine Meter Portable High Precision Easy To Use, Water Tester,Water Testers For Drinking Water
Temu US
$201.00
Hach Pocket Pro Ph Tester 9531000
Core & Main
$201.00
Hach Pocket Pro Ph Tester 9531000
Core & Main
$129.31
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$129.31
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$12.39
Ph Meter, Digital PH Tester 0.01 High Accuracy PH Meter For Water, 0-14 PH Measurement Range For Drinking Water, Pool And Aquarium
Walmart
3
Free shipping
$12.39
Ph Meter, Digital PH Tester 0.01 High Accuracy PH Meter For Water, 0-14 PH Measurement Range For Drinking Water, Pool And Aquarium
Walmart
3
$49.99
$99.99
Digital Pool Tester - Ph And Chlorine Measuring Device For Easy Water Analysis
Vernier
50% off
$49.99
$99.99
Digital Pool Tester - Ph And Chlorine Measuring Device For Easy Water Analysis
Vernier
$72.00
HANNA INSTRUMENTS HI98108 - Sensors & Switches & PH Electrode Supplies
Radwell.com
$72.00
HANNA INSTRUMENTS HI98108 - Sensors & Switches & PH Electrode Supplies
Radwell.com
$9.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
92
Free shipping
$9.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
92
$7.99
High Accuracy Pen Type Digital PH Tester For Hydroponics, Household Drinking, Pool And Aquarium, UL Certified
Home Depot
Free shipping
$7.99
High Accuracy Pen Type Digital PH Tester For Hydroponics, Household Drinking, Pool And Aquarium, UL Certified
Home Depot
Free shipping
$42.90
Pentair 4-In-1 OTO Test Kit - Chlorine, Ph, Acid Demand, & Total Alkalinity R151186
PoolZoom.com
222
$42.90
Pentair 4-In-1 OTO Test Kit - Chlorine, Ph, Acid Demand, & Total Alkalinity R151186
PoolZoom.com
222
$711.00
Hach DR300 Pocket Colorimeter Chlorine & Ph With Box LPV445.97.12110
Core & Main
$711.00
Hach DR300 Pocket Colorimeter Chlorine & Ph With Box LPV445.97.12110
Core & Main
$13.99
Vivosun PH Meter Digital PH Tester Pen 0.01 High Accuracy Water Quality Tester With 0-14 PH Measurement Range For Household Drinking, Pool And Aquariu
Walmart
Free shipping
$13.99
Vivosun PH Meter Digital PH Tester Pen 0.01 High Accuracy Water Quality Tester With 0-14 PH Measurement Range For Household Drinking, Pool And Aquariu
Walmart
Free shipping
$222.00
PCE Instruments PCE-PH 30, Enviromental Ph, Salinity Meter, -2 - 16 Ph
PrimeLabMed
$222.00
PCE Instruments PCE-PH 30, Enviromental Ph, Salinity Meter, -2 - 16 Ph
PrimeLabMed
$29.99
Ph Tester - One
Gurney's
$29.99
Ph Tester - One
Gurney's
$299.99
$399.99
Aiper - Hydrocomm: 24/7 Water Quality Monitor For Pools, Tracks TDS, EC, Ph, Temp & ORP, Solar-Powered - Grey
Best Buy
25% off
$299.99
$399.99
Aiper - Hydrocomm: 24/7 Water Quality Monitor For Pools, Tracks TDS, EC, Ph, Temp & ORP, Solar-Powered - Grey
Best Buy
$44.99
3-In-1 Digital PH/ORP/Temp Water Quality Monitor - Professional Tester
Digitalzakka
$44.99
3-In-1 Digital PH/ORP/Temp Water Quality Monitor - Professional Tester
Digitalzakka
$399.99
$449.99
Aiper - Hydrocomm Pro: Water Quality Monitor With Underwater Communication For Scuba X1 Series, Tracks TDS, EC, Ph, Temp & ORP - Grey
Best Buy
11% off
$399.99
$449.99
Aiper - Hydrocomm Pro: Water Quality Monitor With Underwater Communication For Scuba X1 Series, Tracks TDS, EC, Ph, Temp & ORP - Grey
Best Buy
$48.99
Professional 3 in 1 Ph ORP And Temperature Water Quality Meter With Digital LCD Display
Evalm
$48.99
Professional 3 in 1 Ph ORP And Temperature Water Quality Meter With Digital LCD Display
Evalm
$19.99
Professional 3 in 1 Portable Water Quality Tester Ph EC TEMP Meter For Accurate Analysis
Evalm
$19.99
Professional 3 in 1 Portable Water Quality Tester Ph EC TEMP Meter For Accurate Analysis
Evalm
$331.50
Oakton Pctstestr 50 Waterproof Pocket Ph/Cond/TDS/Salinity Tester | Cole-Parmer
Cole-Parmer
$331.50
Oakton Pctstestr 50 Waterproof Pocket Ph/Cond/TDS/Salinity Tester | Cole-Parmer
Cole-Parmer
$18.99
6 in 1 Digital Water Quality Tester For Ph EC TDS Salt Temperature Ideal For Drinking Water And Aquariums
Evalm
$18.99
6 in 1 Digital Water Quality Tester For Ph EC TDS Salt Temperature Ideal For Drinking Water And Aquariums
Evalm
$15.99
Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
210
Free shipping
$15.99
Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
210
$9.49
$13.48
API Pond Wide Range Ph Test Kit 160-Test Pond Water Test Kit, 1 Count
Chewy.com
16
29% off
$9.49
$13.48
API Pond Wide Range Ph Test Kit 160-Test Pond Water Test Kit, 1 Count
Chewy.com
16
$5.84
$7.05
Nsesshome PH Meter For Water Hydroponics Digital PH Tester Pen 0.1 High Accuracy Pocket Size With 0-14 PH Measurement Range For Household Drinking, Po
Walmart
17% off
$5.84
$7.05
Nsesshome PH Meter For Water Hydroponics Digital PH Tester Pen 0.1 High Accuracy Pocket Size With 0-14 PH Measurement Range For Household Drinking, Po
Walmart
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$162.39
Online Ph Meter Digital Industrial Ph Controller Tester Water Quality
eBay
Free shipping
$162.39
Online Ph Meter Digital Industrial Ph Controller Tester Water Quality
eBay
Free shipping
$7.98
$12.49
API Freshwater Ph Test Kit
Petco.com
72
36% off
$7.98
$12.49
API Freshwater Ph Test Kit
Petco.com
72
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Shop ph tester for water

Sponsored
About our ads
$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
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
1K+
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
1K+
$78.90
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
Amazon.com
3K+
Free shipping
$78.90
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
Amazon.com
3K+
$25.69
GISNPA 5-In-1 Salt Water Pool Tester, Ph/TDS/EC/Salinity/Temp Meter, Waterproof Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For
Amazon.com
107
$25.69
GISNPA 5-In-1 Salt Water Pool Tester, Ph/TDS/EC/Salinity/Temp Meter, Waterproof Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For
Amazon.com
107
$104.91
Reed Instruments Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.02 Ph, 0.01 Ph Ph Resolution, Ph/Temp, Auto Model: R3500
Grainger
2
$104.91
Reed Instruments Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.02 Ph, 0.01 Ph Ph Resolution, Ph/Temp, Auto Model: R3500
Grainger
2
$69.96
Hydrion Ph Pencil: 1.0 Ph, 4 1/2 in Overall Lg, 1/2 in Overall Wd, 75 Tests, Ph [PK/3] Model: p-12m
Grainger
$69.96
Hydrion Ph Pencil: 1.0 Ph, 4 1/2 in Overall Lg, 1/2 in Overall Wd, 75 Tests, Ph [PK/3] Model: p-12m
Grainger
$254.73
Oakton Instruments Phtestr 50 Battery Waterproof Ph Tester
Pollardwater
1
Free shipping
$254.73
Oakton Instruments Phtestr 50 Battery Waterproof Ph Tester
Pollardwater
1
$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
$29.36
$150.30
Ph Meter For Water Hydroponics Digital Ph Tester Pen 0.01 High Accuracy Pocket Size With 014 Ph Measurement Range For, Ph Pen,Ph Tester For Water
Temu US
80% off
$29.36
$150.30
Ph Meter For Water Hydroponics Digital Ph Tester Pen 0.01 High Accuracy Pocket Size With 014 Ph Measurement Range For, Ph Pen,Ph Tester For Water
Temu US
$6.79
$39.66
Gardening Supplies And Equipment, Soil Ph Tester, Soil Tester For Garden, 4-In-1 Soil Moisture For Plants,Plant Water Indicator,Soil Detector,
Temu US
378
82% off
$6.79
$39.66
Gardening Supplies And Equipment, Soil Ph Tester, Soil Tester For Garden, 4-In-1 Soil Moisture For Plants,Plant Water Indicator,Soil Detector,
Temu US
378
$12.21
$68.35
Chlorine Tester PH Meter 2-In-1 Water Monitor PH Chlorine Meter Portable High Precision Easy To Use, Water Tester,Water Testers For Drinking Water
Temu US
82% off
$12.21
$68.35
Chlorine Tester PH Meter 2-In-1 Water Monitor PH Chlorine Meter Portable High Precision Easy To Use, Water Tester,Water Testers For Drinking Water
Temu US
$201.00
Hach Pocket Pro Ph Tester 9531000
Core & Main
$201.00
Hach Pocket Pro Ph Tester 9531000
Core & Main
$129.31
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$129.31
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$12.39
Ph Meter, Digital PH Tester 0.01 High Accuracy PH Meter For Water, 0-14 PH Measurement Range For Drinking Water, Pool And Aquarium
Walmart
3
Free shipping
$12.39
Ph Meter, Digital PH Tester 0.01 High Accuracy PH Meter For Water, 0-14 PH Measurement Range For Drinking Water, Pool And Aquarium
Walmart
3
$49.99
$99.99
Digital Pool Tester - Ph And Chlorine Measuring Device For Easy Water Analysis
Vernier
50% off
$49.99
$99.99
Digital Pool Tester - Ph And Chlorine Measuring Device For Easy Water Analysis
Vernier
$72.00
HANNA INSTRUMENTS HI98108 - Sensors & Switches & PH Electrode Supplies
Radwell.com
$72.00
HANNA INSTRUMENTS HI98108 - Sensors & Switches & PH Electrode Supplies
Radwell.com
$9.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
92
Free shipping
$9.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
92
$7.99
High Accuracy Pen Type Digital PH Tester For Hydroponics, Household Drinking, Pool And Aquarium, UL Certified
Home Depot
Free shipping
$7.99
High Accuracy Pen Type Digital PH Tester For Hydroponics, Household Drinking, Pool And Aquarium, UL Certified
Home Depot
Free shipping

  • 10 Best pH Testers of 2025 - Our #1 Pick Will Surprise You

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