PH Regulators(15)
Uses item details. Price when purchased online
Best seller Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 3.38 oz From $6.27
Best seller
4 options
Available in additional 4 optionsFrom$627
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 3.38 oz
4.2 out of 5 stars
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 8.45 oz From $9.17
4 options
Available in additional 4 optionsFrom$917
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 8.45 oz
4.5 out of 5 stars
Monitor PH Detection Regulator Ph0-14 PH Module PH Regulator PH Value Detection Sensor,1set * pH test sensors $12.29
$1229
current price $12.29Monitor PH Detection Regulator Ph0-14 PH Module PH Regulator PH Value Detection Sensor,1set * pH test sensors
(2 pack) Tetra Correct pH Tablets Aquarium Water Treatment, Maintains Neutral pH, 8 Count From $9.74
4 options
Available in additional 4 optionsFrom$974
(2 pack) Tetra Correct pH Tablets Aquarium Water Treatment, Maintains Neutral pH, 8 Count
4.5 out of 5 stars
PH4502C PH Value Detection Sensor Module Detection Regulator Soil Water Quality Acid- Concentration Sensor $14.14
$1414
current price $14.14PH4502C PH Value Detection Sensor Module Detection Regulator Soil Water Quality Acid- Concentration Sensor
1pcs Liquid Water PH Value Detection Detect Regulator Sensor Controller Control Board Module Meter Tester $12.99
$1299
current price $12.991pcs Liquid Water PH Value Detection Detect Regulator Sensor Controller Control Board Module Meter Tester
qiya For PH Module PH Value Detection Sensor Electrode Probe PH Regulator PH0-14
qiya For PH Module PH Value Detection Sensor Electrode Probe PH Regulator PH0-14
WE-POLUJ PH Sensor for Arduino, Liquid PH 0-14 Value Detection Regulator Sensor Module with PH Electrode Probe BNC Interface See price in cart
See price in cart
current price See price in cartWE-POLUJ PH Sensor for Arduino, Liquid PH 0-14 Value Detection Regulator Sensor Module with PH Electrode Probe BNC Interface
AOOOWER Liquid PHs 0-14 Value Detection Regulator Sensors Module Monitoring Control Meter Tester + BNC PHs Electrode Probes $17.36
$1736
current price $17.36AOOOWER Liquid PHs 0-14 Value Detection Regulator Sensors Module Monitoring Control Meter Tester + BNC PHs Electrode Probes
PH4502C PH Value Detection Sensor Module Kit Detection Regulator Soil Water Quality Acid- Concentration Sensor $18.03
$1803
current price $18.03PH4502C PH Value Detection Sensor Module Kit Detection Regulator Soil Water Quality Acid- Concentration Sensor
pH Detection Regulator Sensor Module + BNC PH Electrode Probe for Arduino PH0-14 From $17.48
4 options
Available in additional 4 optionsFrom$1748
pH Detection Regulator Sensor Module + BNC PH Electrode Probe for Arduino PH0-14
100+ bought since yesterday Clorox Pool&Spa pH Down, Reduces pH in Swimming Pools, 5 lb Bag, Granules From $9.44
100+ bought since yesterday
2 options
Available in additional 2 optionsFrom$944
Clorox Pool&Spa pH Down, Reduces pH in Swimming Pools, 5 lb Bag, Granules
4.6 out of 5 stars
HTH Spa Care pH Down — Powder, 2.5 lb — Pool and Spa pH Decreaser to Balance Water Chemistry
HTH Spa Care pH Down — Powder, 2.5 lb — Pool and Spa pH Decreaser to Balance Water Chemistry
4.7 out of 5 stars
TOP! PH4502C PH Value Detection Sensor Module Kit Regulator Soil Water Quality Acid- Concentration $17.44
$1744
current price $17.44TOP! PH4502C PH Value Detection Sensor Module Kit Regulator Soil Water Quality Acid- Concentration
PH Detection Regulator Sensor Module With BNC Electrode Probe, 0-14 PH Range, 5V Analog Output, Compatible For Arduino For Water Quality Testing And Liquid Monitoring(Module) From $21.54
5 options
Available in additional 5 optionsFrom$2154
PH Detection Regulator Sensor Module With BNC Electrode Probe, 0-14 PH Range, 5V Analog Output, Compatible For Arduino For Water Quality Testing And Liquid Monitoring(Module)
Other options to consider(94)
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 $11.59
Best seller
$1159
current price $11.59TDS 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
4.1 out of 5 stars
General Hydroponics pH Control Kit for a Balanced Nutrient Solution $18.89 Was $23.99
Now$1889
current price Now $18.89, Was $23.99$23.99
General Hydroponics pH Control Kit for a Balanced Nutrient Solution
4.8 out of 5 stars
Reduced price 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 $21.59 Was $23.99
Reduced price
Now$2159
current price Now $21.59, Was $23.99$23.99
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
4.7 out of 5 stars
Best seller 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
Best seller
$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
4.3 out of 5 stars
Best seller Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems $10.79
Best seller
$1079
current price $10.79Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems
4.2 out of 5 stars
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $27.99 Was $39.99
Now$2799
current price Now $27.99, Was $39.99$39.99
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
4.2 out of 5 stars
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
3.5 out of 5 stars
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
3.5 out of 5 stars
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
4.4 out of 5 stars
MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums $17.99
$1799
current price $17.99MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums
3.5 out of 5 stars
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 $20.69
$2069
current price $20.69PH 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
3.3 out of 5 stars
water tester,tds meter,zero water tester,0-9990 ppm Digital Water Quality Tester Auto Calibration Easy to Use and Portable,,Professional Testing for Drinking Water,Dark Blue From $5.49
From$549
water tester,tds meter,zero water tester,0-9990 ppm Digital Water Quality Tester Auto Calibration Easy to Use and Portable,,Professional Testing for Drinking Water,Dark Blue
4.2 out of 5 stars
PH Meter for Water, 4 in 1 PH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital,0.01 High Precision pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums $16.99
$1699
current price $16.99PH Meter for Water, 4 in 1 PH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital,0.01 High Precision pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums
Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP $349.98 Was $379.98
Now$34998
current price Now $349.98, Was $379.98$379.98
Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP
4.8 out of 5 stars
Digital PH Meter Tester 0.01 Water Quality Test for Kitchen,Aquarium,Pool,Laboratory $4.98
$498
current price $4.98Digital PH Meter Tester 0.01 Water Quality Test for Kitchen,Aquarium,Pool,Laboratory
Digital PH Meter, Pool Salt Tester, Multifunctional 7 in 1 Salinity/TDS/EC/Temp/ORP/S. G/PH, Water Quality Testing Kit for Tester Drinking Water,Swimming Pool, Sea Water, Aquarium, Hydroponics $25.69
$2569
current price $25.69Digital PH Meter, Pool Salt Tester, Multifunctional 7 in 1 Salinity/TDS/EC/Temp/ORP/S. G/PH, Water Quality Testing Kit for Tester Drinking Water,Swimming Pool, Sea Water, Aquarium, Hydroponics
3.7 out of 5 stars
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, Yellow Blue, UL Certified $17.99
$1799
current price $17.99VIVOSUN 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, Yellow Blue, UL Certified
High Accuracy pH Tester, Digital pH Meter with Automatically Temperature Compensation for Reliable Home Essentials $10.64 Was $17.98
Now$1064
current price Now $10.64, Was $17.98$17.98
High Accuracy pH Tester, Digital pH Meter with Automatically Temperature Compensation for Reliable Home Essentials
5 in 1 pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature Salt for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing $18.69
$1869
current price $18.695 in 1 pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature Salt for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing
NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure $22.87
$2287
current price $22.87NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
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 $25.99 Was $28.99
Now$2599
current price Now $25.99, Was $28.99$28.99
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
1 out of 5 stars
TDS Meter,PH Meter & TDS Meter Digital Water Quality Tester 0-14 PH Meter Tester 0-9990PPM TDS&EC LCD Water Purity PPM Aquarium Filter,Digital Water Tester(PH TDS White) $6.99
$699
current price $6.99TDS Meter,PH Meter & TDS Meter Digital Water Quality Tester 0-14 PH Meter Tester 0-9990PPM TDS&EC LCD Water Purity PPM Aquarium Filter,Digital Water Tester(PH TDS White)
5 out of 5 stars
Digital PH Meter Pen, Portable PH Tester for Drinking Water and Aquariums, Automatic Temperature Compensation for Accurate Readings, Easy-to-Use Water Testing Kit for Pools and Hydroponics From $5.99
From$599
Digital PH Meter Pen, Portable PH Tester for Drinking Water and Aquariums, Automatic Temperature Compensation for Accurate Readings, Easy-to-Use Water Testing Kit for Pools and Hydroponics
Clearance xushi06 Tds Meter Aquarium,4 In 1 Tds Meter,Water Tester For Drinking Water,Digital Water Tester,Water Quality Tester,Water Purity Tester For Drinking Water,Ro/Di System,Aquariums Etc,1 PC From $2.69
Clearance
From$269
xushi06 Tds Meter Aquarium,4 In 1 Tds Meter,Water Tester For Drinking Water,Digital Water Tester,Water Quality Tester,Water Purity Tester For Drinking Water,Ro/Di System,Aquariums Etc,1 PC
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CyberTech Digital Pocket Size pH Meter/Water Quality Tester for Aquariums, Swimming Pools, PH 0-14.0 Measuring Range, 0.1 PH Resolution, Includes 2 Packs of Calibration Solution Mixtures$13.99current price $13.99PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Blue)
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pH Test Strips - 200ct + 4 Colorimetric Blocks - Easy to Use and Wide Range pH Strips - for Testing Water, Soil, Soap, Chemistry Experiment, Pet Food, Diet pH Monitoring and so on$12.69current price $12.69Digital 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 (pH Meter Kit)
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 (pH Meter Kit)$6.48current price $6.48