Ph System(479)
Uses item details. Price when purchased online
Best seller SUPTREE Digital PH Meter Tester for Water Pool- 0.01ph High Accuracy Pen PH Tester for Cosmetic, Lotion, Foods and Water $9.49 Was $14.99
Sponsored
Now$949
current price Now $9.49, Was $14.99$14.99
SUPTREE Digital PH Meter Tester for Water Pool- 0.01ph High Accuracy Pen PH Tester for Cosmetic, Lotion, Foods and Water
2744 out of 5 Stars. 274 reviews
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Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $32.99
Sponsored
$3299
current price $32.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
11 out of 5 Stars. 1 reviews
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5-in-1 Digital Water Quality Tester – PH/TDS/EC/Salinity/Temperature Meter, US Plug Digital PH Meter Pool Salt Tester for Water Temp Meter ATC Household, Hydrophonic, Precision Algorithm Chip $23.99
Sponsored
$2399
current price $23.995-in-1 Digital Water Quality Tester – PH/TDS/EC/Salinity/Temperature Meter, US Plug Digital PH Meter Pool Salt Tester for Water Temp Meter ATC Household, Hydrophonic, Precision Algorithm Chip
15 out of 5 Stars. 1 reviews
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $23.99 Was $29.99
Sponsored
Now$2399
current price Now $23.99, Was $29.99$29.99
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
363.5 out of 5 Stars. 36 reviews
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Best seller SUPTREE Digital PH Meter Tester for Water Pool- 0.01ph High Accuracy Pen PH Tester for Cosmetic, Lotion, Foods and Water $9.49 Was $14.99
Now$949
current price Now $9.49, Was $14.99$14.99
SUPTREE Digital PH Meter Tester for Water Pool- 0.01ph High Accuracy Pen PH Tester for Cosmetic, Lotion, Foods and Water
2744 out of 5 Stars. 274 reviews
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General Hydroponics pH Control Kit for a Balanced Nutrient Solution $25.99
$2599
current price $25.99General Hydroponics pH Control Kit for a Balanced Nutrient Solution
164.8 out of 5 Stars. 16 reviews
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $23.99 Was $29.99
Now$2399
current price Now $23.99, Was $29.99$29.99
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
363.5 out of 5 Stars. 36 reviews
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PH Meter, TDS PPM Meter, 4-in-1 Soil PH Tester, PH/EC Digital Kit, 3 Pack for Home Water, Hydroponics, Botanical Garden Soil and Aquarium Use
PH Meter, TDS PPM Meter, 4-in-1 Soil PH Tester, PH/EC Digital Kit, 3 Pack for Home Water, Hydroponics, Botanical Garden Soil and Aquarium Use
473.2 out of 5 Stars. 47 reviews
Luvan 5 in 1 PH Tester Soil,Digital PH/EC/Salinity/Temp/TDS Meter for Drinking Water Pool Moisture Fish,0.01 $19.99
$1999
current price $19.99Luvan 5 in 1 PH Tester Soil,Digital PH/EC/Salinity/Temp/TDS Meter for Drinking Water Pool Moisture Fish,0.01
383.9 out of 5 Stars. 38 reviews
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Best seller TDS Meter Digital Water Tester, Accurate Professional 4-in-1 TDS, Temperature and EC Meter, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums,Water Tester for Drinking Water $10.55 Was $19.99
Now$1055
current price Now $10.55, Was $19.99$19.99
TDS Meter Digital Water Tester, Accurate Professional 4-in-1 TDS, Temperature and EC Meter, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums,Water Tester for Drinking Water
1034.1 out of 5 Stars. 103 reviews
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VEVOR pH Meter, 0-14 pH Range, IP68 Waterproof Probe, Pocket Tester Kit with Calibration Powder Packets, VA Display Screen, for Drinking Water, Hydroponics, and Aquarium Water Quality Testing $62.99
Sponsored
$6299
current price $62.99VEVOR pH Meter, 0-14 pH Range, IP68 Waterproof Probe, Pocket Tester Kit with Calibration Powder Packets, VA Display Screen, for Drinking Water, Hydroponics, and Aquarium Water Quality Testing
Pool Salt Tester, PH Tester Digital, Water Testing Kit, 5 in 1 PH Meter for Water/Salinity Meter/TDS/EC/Thermometer, Suitable for Drinking Water Swimming Pools Hydroponic Plants Aquariums $29.99
Sponsored
$2999
current price $29.99Pool Salt Tester, PH Tester Digital, Water Testing Kit, 5 in 1 PH Meter for Water/Salinity Meter/TDS/EC/Thermometer, Suitable for Drinking Water Swimming Pools Hydroponic Plants Aquariums
1-Set Terrific Popular GH pH Control Hydroponics Tool Accurate General Water Test Kit Up and Down Volume 8 oz with 1 oz Indicator $24.74
$2474
current price $24.741-Set Terrific Popular GH pH Control Hydroponics Tool Accurate General Water Test Kit Up and Down Volume 8 oz with 1 oz Indicator
74.7 out of 5 Stars. 7 reviews
Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter $23.98
$2398
current price $23.98Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter
24.5 out of 5 Stars. 2 reviews
AC Infinity pH Meter Kit, High Precision Digital pH Pen with 0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools $59.99
$5999
current price $59.99AC Infinity pH Meter Kit, High Precision Digital pH Pen with 0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools
144.9 out of 5 Stars. 14 reviews
Best seller Aiper HydroComm Smart Water Quality Meter for 24/7 Monitoring of Pool Temperature, pH, ORP, EC, TDS $297.00
$29700
current price $297.00Aiper HydroComm Smart Water Quality Meter for 24/7 Monitoring of Pool Temperature, pH, ORP, EC, TDS
594.7 out of 5 Stars. 59 reviews
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Food PH Meter, Digital PH Tester with High Accuracy pH Probe for Sourdough and Bread, Food pH Meter for Fruits, Meat, Cheese, Solid Samples and Water $29.99
$2999
current price $29.99Food PH Meter, Digital PH Tester with High Accuracy pH Probe for Sourdough and Bread, Food pH Meter for Fruits, Meat, Cheese, Solid Samples and Water
133.5 out of 5 Stars. 13 reviews
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Pool Salt Tester, Water Tester 5 in 1 TDS EC Salinity Water Temperature pH Meter, Digital Salinity pH Meter for Swimming Pool, Saltwater, Sea Water, Aquarium, Fish Tank $26.99
$2699
current price $26.99Pool Salt Tester, Water Tester 5 in 1 TDS EC Salinity Water Temperature pH Meter, Digital Salinity pH Meter for Swimming Pool, Saltwater, Sea Water, Aquarium, Fish Tank
15 out of 5 Stars. 1 reviews
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M Buder 2-in-1 High Precision Portable pH Meter and Digital Temperature Tester for Water, Aquariums, and Pools (8.27 inches / 21 cm) $39.32
$3932
current price $39.32M Buder 2-in-1 High Precision Portable pH Meter and Digital Temperature Tester for Water, Aquariums, and Pools (8.27 inches / 21 cm)
Facvoer Digital PH Meter with ATC, High Accuracy Digital Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Hydroponics, Pool and Aquarium $10.79
$1079
current price $10.79Facvoer Digital PH Meter with ATC, High Accuracy Digital Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Hydroponics, Pool and Aquarium
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VEVOR pH Meter, 0-14 pH Range, IP68 Waterproof Probe, 3-Point Auto Calibration, Portable Tester Kit with Calibration Powder Packets, Temperature Probe, Carrying Case, for Drinking Water, Hydroponics $234.99
Sponsored
$23499
current price $234.99VEVOR pH Meter, 0-14 pH Range, IP68 Waterproof Probe, 3-Point Auto Calibration, Portable Tester Kit with Calibration Powder Packets, Temperature Probe, Carrying Case, for Drinking Water, Hydroponics
5 in 1 Tester Pool Salt Tester & pH Meter with Temperature, Digital Meter and PH Tester for Water, PH/TDS/EC/Salinity/Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $22.99
Sponsored
$2299
current price $22.995 in 1 Tester Pool Salt Tester & pH Meter with Temperature, Digital Meter and PH Tester for Water, PH/TDS/EC/Salinity/Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
11 out of 5 Stars. 1 reviews
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Clearance! Soovim Digital pH Meter Pen, High Precision Tester for Water Aquarium Hydroponics, Yellow 15.5x3.1cm
Clearance! Soovim Digital pH Meter Pen, High Precision Tester for Water Aquarium Hydroponics, Yellow 15.5x3.1cm
NFTIGB pH-98103 Professional Portable Pen Type pH Meter with LCD Backlit Display Water Quality Tester (7.1 inches / 18 cm)[cite: 1] $26.07
![NFTIGB pH-98103 Professional Portable Pen Type pH Meter with LCD Backlit Display Water Quality Tester (7.1 inches / 18 cm)[cite: 1]](https://i5.walmartimages.com/seo/NFTIGB-pH-98103-Professional-Portable-Pen-Type-pH-Meter-with-LCD-Backlit-Display-Water-Quality-Tester-7-1-inches-18-cm-cite-1_90018a36-4815-4c32-966c-4ce7dcb6fc0a.87f8676e071c8c46b825c0bce5fc2ebd.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2607
current price $26.07NFTIGB pH-98103 Professional Portable Pen Type pH Meter with LCD Backlit Display Water Quality Tester (7.1 inches / 18 cm)[cite: 1]
YAHHU Digital PH Meters Water Quality Tester Pen 0.01pH High Accuracy 0-60 Celsius 0-14 PH Measurement Range Ideal for Drinking Water Pool Aquarium RO System Hydroponics Brewing and Food Testing $11.68
$1168
current price $11.68YAHHU Digital PH Meters Water Quality Tester Pen 0.01pH High Accuracy 0-60 Celsius 0-14 PH Measurement Range Ideal for Drinking Water Pool Aquarium RO System Hydroponics Brewing and Food Testing
VIVOSUN Digital pH Meter, 3-in-1 TDS/EC/Temperature Meter, 3-in-1 Soil Moisture/pH/Light Tester Combo for Home, Garden and Hydroponics $26.59
$2659
current price $26.59VIVOSUN Digital pH Meter, 3-in-1 TDS/EC/Temperature Meter, 3-in-1 Soil Moisture/pH/Light Tester Combo for Home, Garden and Hydroponics
55 out of 5 Stars. 5 reviews
M Buder 5-in-1 Digital Water Quality Meter Tester for pH, Salinity, Temperature, TDS, and EC with Backlit LCD Display, Professional Waterproof Water Quality Detector Pen (9.45 inches / 24.0 cm) $30.29
$3029
current price $30.29M Buder 5-in-1 Digital Water Quality Meter Tester for pH, Salinity, Temperature, TDS, and EC with Backlit LCD Display, Professional Waterproof Water Quality Detector Pen (9.45 inches / 24.0 cm)
Rupoun Smart PH Meter 0.00-14.00 Range 0.05 Accuracy Color LCD Screen Multifunctional Portable Water Quality Tester for Industry $50.92
$5092
current price $50.92Rupoun Smart PH Meter 0.00-14.00 Range 0.05 Accuracy Color LCD Screen Multifunctional Portable Water Quality Tester for Industry
Portable PH Meter Tester Accurate Digital Pen PH-990 Pocket Aquarium Wine Urine LCD PH Test With Large Screen $51.47
$5147
current price $51.47Portable PH Meter Tester Accurate Digital Pen PH-990 Pocket Aquarium Wine Urine LCD PH Test With Large Screen
Rupoun PH-100 Portable Digital pH Tester Pen Water Quality Monitor Meter, High Accuracy 0-14 Measurement Range, LCD Display for Hydroponics Aquariums Pools, Includes Manual (8.66 inches / 22 cm) $24.13
$2413
current price $24.13Rupoun PH-100 Portable Digital pH Tester Pen Water Quality Monitor Meter, High Accuracy 0-14 Measurement Range, LCD Display for Hydroponics Aquariums Pools, Includes Manual (8.66 inches / 22 cm)
Facvoer Digital PH Meter with ATC, High Accuracy Digital Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Hydroponics, Pool and Aquarium $10.79
Sponsored
$1079
current price $10.79Facvoer Digital PH Meter with ATC, High Accuracy Digital Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Hydroponics, Pool and Aquarium
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Pool Salt Tester, Water Tester 5 in 1 TDS EC Salinity Water Temperature pH Meter, Digital Salinity pH Meter for Swimming Pool, Saltwater, Sea Water, Aquarium, Fish Tank $26.99
Sponsored
$2699
current price $26.99Pool Salt Tester, Water Tester 5 in 1 TDS EC Salinity Water Temperature pH Meter, Digital Salinity pH Meter for Swimming Pool, Saltwater, Sea Water, Aquarium, Fish Tank
15 out of 5 Stars. 1 reviews
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M Buder Intelligent Digital pH Meter Tester with Auto Temperature Compensation, 0.00 to 14.00 pH Range for Food Dough Meat Cheese Cosmetics and Water, Length 9.84 inches / 25 cm $38.78
$3878
current price $38.78M Buder Intelligent Digital pH Meter Tester with Auto Temperature Compensation, 0.00 to 14.00 pH Range for Food Dough Meat Cheese Cosmetics and Water, Length 9.84 inches / 25 cm
YAHHU BYS459-1500 Digital PH Sensor Module Acid-Base Detection Kit for Water Quality Testing, 0-14 pH, 8.66 inches / 22 cm $35.65
$3565
current price $35.65YAHHU BYS459-1500 Digital PH Sensor Module Acid-Base Detection Kit for Water Quality Testing, 0-14 pH, 8.66 inches / 22 cm
Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub $43.99
$4399
current price $43.99Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub
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Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor $26.99
$2699
current price $26.99Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor
42.3 out of 5 Stars. 4 reviews
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General Hydroponics Calibration Solutio pH Control Kit, 8 oz $26.25
$2625
current price $26.25General Hydroponics Calibration Solutio pH Control Kit, 8 oz
1094.7 out of 5 Stars. 109 reviews
Shinysix WiFi Water Quality Analyzer with 5in1 Monitor for PH, TDS, S.G, EC, and Temperature-Ideal for Drinking Water, Aquarium, and Swimming Pool $52.36
$5236
current price $52.36Shinysix WiFi Water Quality Analyzer with 5in1 Monitor for PH, TDS, S.G, EC, and Temperature-Ideal for Drinking Water, Aquarium, and Swimming Pool
6-in-1 Residual Chlorine Monitor PH/ORP/EC/TDS Water Monitor Testing Backlit LCD Display Glass Probe for Home Swimming Pool $93.05
$9305
current price $93.056-in-1 Residual Chlorine Monitor PH/ORP/EC/TDS Water Monitor Testing Backlit LCD Display Glass Probe for Home Swimming Pool
Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe Test Kit for Hydroponic System and Indoor Plant Grow, White $119.95
$11995
current price $119.95Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe Test Kit for Hydroponic System and Indoor Plant Grow, White
Clearance Pool Salt Tester, Digital Salt Water Pool Tester & Ph Tester, Salt Tester for Saltwater Pool, Digital Salinity Tester for Water, 5 In 1 Salinity Ph Temp EC and Tds Meter for Pool, Saltwater Aquarium Was $26.99
Pool Salt Tester, Digital Salt Water Pool Tester & Ph Tester, Salt Tester for Saltwater Pool, Digital Salinity Tester for Water, 5 In 1 Salinity Ph Temp EC and Tds Meter for Pool, Saltwater Aquarium
Riousery High Precise 6 in 1 Water Quality Meter PH TDS EC SG Salt Temp Tester WiFi US Plug (9.45 inches / 24 cm) $85.24
$8524
current price $85.24Riousery High Precise 6 in 1 Water Quality Meter PH TDS EC SG Salt Temp Tester WiFi US Plug (9.45 inches / 24 cm)
YAHHU Digital PH Meter 0.01 High Accuracy Pocket Water Quality Tester 0-14 pH Range for Drinking Water, Aquariums, Pools & Hydroponics (6.3 inches / 16 cm) $10.87
$1087
current price $10.87YAHHU Digital PH Meter 0.01 High Accuracy Pocket Water Quality Tester 0-14 pH Range for Drinking Water, Aquariums, Pools & Hydroponics (6.3 inches / 16 cm)
Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems $10.79 Was $11.99
Now$1079
current price Now $10.79, Was $11.99$11.99
Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems
84.3 out of 5 Stars. 8 reviews
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AC Infinity pH Meter PRO Kit, High Precision Digital pH Pen with 0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools $79.99
$7999
current price $79.99AC Infinity pH Meter PRO Kit, High Precision Digital pH Pen with 0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools
43 out of 5 Stars. 4 reviews
6 in 1 Digital PH EC CF Meter RH TDS Temperature Analyzer Water Quality Tester Six In One Monitor For Aquarium Pool $131.48
$13148
current price $131.486 in 1 Digital PH EC CF Meter RH TDS Temperature Analyzer Water Quality Tester Six In One Monitor For Aquarium Pool
NFTIGB 4 in 1 Digital Water Quality Tester High Accuracy Pen for pH TDS EC Temperature Testing Green Backlight LCD Display Meter for Drinking Water Pool Aquarium Hydroponics $27.77
$2777
current price $27.77NFTIGB 4 in 1 Digital Water Quality Tester High Accuracy Pen for pH TDS EC Temperature Testing Green Backlight LCD Display Meter for Drinking Water Pool Aquarium Hydroponics
VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Black White, UL Certified $26.99
$2699
current price $26.99VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Black White, UL Certified
24.5 out of 5 Stars. 2 reviews
Best seller 10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $29.99 Was $39.99
Now$2999
current price Now $29.99, Was $39.99$39.99
10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
443.5 out of 5 Stars. 44 reviews
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4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums From $57.25
From$5725
4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums
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