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Water Quality & Instrumentation in Test, Measure, and Inspect(1000+)
Uses item details. Price when purchased online
Restmo Heavy Duty Water Flow Meter with Brass Inlet & LCD Display for Garden Hose, RV Tank, Lawn Sprinkler $19.99
Sponsored
$1999
current price $19.99Options from $19.99 – $34.99
Restmo Heavy Duty Water Flow Meter with Brass Inlet & LCD Display for Garden Hose, RV Tank, Lawn Sprinkler
34 out of 5 Stars. 3 reviews
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Shipping arrives Wed, Feb 25
All-New 16 in 1 Drinking Water Testing Kit 125 Strips - Home Tap and Well Water Test Kit for Hardness, Lead, Iron, Copper, Chlorine, Nitrate, Nitrite, pH, etc $13.98
Sponsored
$1398
current price $13.98From $13.98
All-New 16 in 1 Drinking Water Testing Kit 125 Strips - Home Tap and Well Water Test Kit for Hardness, Lead, Iron, Copper, Chlorine, Nitrate, Nitrite, pH, etc
594.4 out of 5 Stars. 59 reviews
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EQUIPMAXX 20 Feet Water Fed Pole Kit with Inline Water Filter System and TDS Meter for Solar Panel and Window Cleaning Extendable Brush & Pole $254.00
Sponsored
$25400
current price $254.00From $254.00
EQUIPMAXX 20 Feet Water Fed Pole Kit with Inline Water Filter System and TDS Meter for Solar Panel and Window Cleaning Extendable Brush & Pole
94.8 out of 5 Stars. 9 reviews
Free shipping, arrives Thu, Feb 26
Restmo Multi-Functional Water Flow Meter Hose Water Meter Brass Construction for RV, Garden, Pool & Outdoor Use $21.75
Sponsored
$2175
current price $21.75Options from $21.75 – $37.39
Restmo Multi-Functional Water Flow Meter Hose Water Meter Brass Construction for RV, Garden, Pool & Outdoor Use
35 out of 5 Stars. 3 reviews
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Shipping arrives Wed, Feb 25
Best seller TDS Meter, Electronic Water Tester with 0-9990 PPM Measurement Range,Digital Water Test Pen for Farming, Aquariums,Pools $7.99 Was $13.16
Best seller
Now$799
current price Now $7.99, Was $13.16$13.16
TDS Meter, Electronic Water Tester with 0-9990 PPM Measurement Range,Digital Water Test Pen for Farming, Aquariums,Pools
394.6 out of 5 Stars. 39 reviews
Free shipping, arrives in 3+ days
Water Testing Kits for Drinking Water: 125 Strips 16 in 1 Well and Drinking Water Test Kit, EASYTEST Water Test Strips with Hardness, pH, Lead, Iron, Copper, Chlorine, and More $14.98
$1498
current price $14.98Water Testing Kits for Drinking Water: 125 Strips 16 in 1 Well and Drinking Water Test Kit, EASYTEST Water Test Strips with Hardness, pH, Lead, Iron, Copper, Chlorine, and More
384.6 out of 5 Stars. 38 reviews
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H2flow Controls FV-C-15-L 1.5 in. Flowvis Complete Flow Meter & Check Valve with LPM Scale $188.78 Was $231.89
Now$18878
current price Now $188.78, Was $231.89$231.89
+$9.98 shipping
H2flow Controls FV-C-15-L 1.5 in. Flowvis Complete Flow Meter & Check Valve with LPM Scale
Shipping arrives in 3+ days
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 $11.99 Was $19.99
Best seller
Now$1199
current price Now $11.99, 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
764.1 out of 5 Stars. 76 reviews
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Shipping arrives Wed, Feb 25
Hanna Instruments HI780 Checker HC Marine pH Water Testing Colorimeter $67.99
$6799
current price $67.99Hanna Instruments HI780 Checker HC Marine pH Water Testing Colorimeter
Free shipping, arrives in 3+ days
All-New 16 in 1 Drinking Water Testing Kit 125 Strips - Home Tap and Well Water Test Kit for Hardness, Lead, Iron, Copper, Chlorine, Nitrate, Nitrite, pH, etc $13.98
$1398
current price $13.98All-New 16 in 1 Drinking Water Testing Kit 125 Strips - Home Tap and Well Water Test Kit for Hardness, Lead, Iron, Copper, Chlorine, Nitrate, Nitrite, pH, etc
594.4 out of 5 Stars. 59 reviews
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KASHSURG Mechanical Air Flow Meter, Air Flow Velocity Tester for PEF, Track Any Changes in Peak Air Flow_Pack of 5 $249.00
Sponsored
$24900
current price $249.00KASHSURG Mechanical Air Flow Meter, Air Flow Velocity Tester for PEF, Track Any Changes in Peak Air Flow_Pack of 5
Free shipping, arrives in 3+ days
YoLink FlowSmart All-in-One Smart Water Meter & Auto Shutoff for 1" Pipes, LoRa Long-Range, Real-Time Leak Detection, 10-Year Battery, 80+ Device Ecosystem, Hub Included – YS5018 $269.99
Sponsored
$26999
current price $269.99Options from $254.99
YoLink FlowSmart All-in-One Smart Water Meter & Auto Shutoff for 1" Pipes, LoRa Long-Range, Real-Time Leak Detection, 10-Year Battery, 80+ Device Ecosystem, Hub Included – YS5018
Free shipping, arrives in 3+ days
Magnetic Gas Level Indicator - 3 Pack $18.99
2 options
Available in additional 2 options$1899
current price $18.99Options from $15.99
Magnetic Gas Level Indicator - 3 Pack
Free shipping, arrives in 3+ days
DAE AS200U-75P Water Meter with Pulse Output, 3/4" NPT Couplings, Measuring in Gallons $76.00
5 sizes
Available in additional 5 sizes$7600
current price $76.00Options from $31.99
DAE AS200U-75P Water Meter with Pulse Output, 3/4" NPT Couplings, Measuring in Gallons
104 out of 5 Stars. 10 reviews
Free shipping, arrives in 3+ days
Replacement Argon Gas Flowmeter Gauge Flow Meter Gage for Welder Regulator $49.99 Was $57.99
Now$4999
current price Now $49.99, Was $57.99$57.99
Replacement Argon Gas Flowmeter Gauge Flow Meter Gage for Welder Regulator
Free shipping, arrives in 3+ days
Overall pick Luvan 5 in 1 PH Tester Soil,Digital PH/EC/Salinity/Temp/TDS Meter for Drinking Water Pool Moisture Fish,0.01 $19.99
Overall pick
$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
333.9 out of 5 Stars. 33 reviews
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Best seller AAwipes Lead Test Kit (30 Rapid Testing Swabs) 30-Second Results. Dip in Water. Home Use for All Surfaces - Painted, Dishes, Toys, Jewelry, Metal, Ceramics, Wood (LS30) $9.98
Best seller
4 options
Available in additional 4 options$998
current price $9.98Options from $9.98 – $76.99
AAwipes Lead Test Kit (30 Rapid Testing Swabs) 30-Second Results. Dip in Water. Home Use for All Surfaces - Painted, Dishes, Toys, Jewelry, Metal, Ceramics, Wood (LS30)
634.4 out of 5 Stars. 63 reviews
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DIGITEN Water Flow Meter Controller Water Liquid Flow Rate Volume Digital Flowmeter Quantitative Controller Counter Liter Gallon $49.99
$4999
current price $49.99DIGITEN Water Flow Meter Controller Water Liquid Flow Rate Volume Digital Flowmeter Quantitative Controller Counter Liter Gallon
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Free shipping, arrives Wed, Feb 25
Prolab Drinking Water Test Kit for Home Tap and Well - Tests for Lead, Bacteria, pH, More $28.89
$2889
current price $28.89Prolab Drinking Water Test Kit for Home Tap and Well - Tests for Lead, Bacteria, pH, More
Free shipping, arrives in 3+ days
Clearance Preplabs Portable TDS Meter 4-in-1 Digital Water Tester with Color Alert, Titanium Probe for Pools/Hydroponics/Aquariums, Drinking Water Analysis Kit for Home & Outdoor Safety $5.84 Was $6.49
Clearance
Now$584
current price Now $5.84, Was $6.49$6.49
Options from $5.84 – $6.49
Preplabs Portable TDS Meter 4-in-1 Digital Water Tester with Color Alert, Titanium Probe for Pools/Hydroponics/Aquariums, Drinking Water Analysis Kit for Home & Outdoor Safety
Free shipping, arrives in 3+ days
2San Home Water Test, 8-in-1 Water Testing for Bacteria, Lead, Iron, Copper, pH, Chlorine, Hardness, Nitrites, Easy At-Home Use for Tap & Well Water, Fast, Reliable Results Without a Lab $17.99
Sponsored
$1799
current price $17.992San Home Water Test, 8-in-1 Water Testing for Bacteria, Lead, Iron, Copper, pH, Chlorine, Hardness, Nitrites, Easy At-Home Use for Tap & Well Water, Fast, Reliable Results Without a Lab
4084.8 out of 5 Stars. 408 reviews
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Restmo Smart Water Flow Meter with Screen Backlight, Brass Inlet & Outlet Water Meter, Measuring Gallon/Liter Consumption & Flow Rate for Garden Watering, RV Filling, Sprinklers & Nozzle-APP Control $39.99
Sponsored
$3999
current price $39.99Restmo Smart Water Flow Meter with Screen Backlight, Brass Inlet & Outlet Water Meter, Measuring Gallon/Liter Consumption & Flow Rate for Garden Watering, RV Filling, Sprinklers & Nozzle-APP Control
34 out of 5 Stars. 3 reviews
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Free shipping, arrives Wed, Feb 25
DAE MJ-75 NTEP NSF61 Non Lead Potable Water Meter, 3/4" NPT Couplings, Gallons, No Pulse Output $79.95
7 sizes
Available in additional 7 sizes$7995
current price $79.95+$14.22 shipping
Options from $72.00
DAE MJ-75 NTEP NSF61 Non Lead Potable Water Meter, 3/4" NPT Couplings, Gallons, No Pulse Output
15 out of 5 Stars. 1 reviews
Shipping arrives in 3+ days
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 $19.96 Was $26.99
Clearance
Now$1996
current price Now $19.96, Was $26.99$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
Free shipping, arrives in 3+ days
Most Accurate So Far 4-in-1 Instant Read TDS Meter - Measures TDS, EC, & Temperature (°C/°F) - Digital Water Testing Kit for Tap, Well, Pool, Hydroponics, Aquarium, RO/DI System -Blue $12.99
$1299
current price $12.99Most Accurate So Far 4-in-1 Instant Read TDS Meter - Measures TDS, EC, & Temperature (°C/°F) - Digital Water Testing Kit for Tap, Well, Pool, Hydroponics, Aquarium, RO/DI System -Blue
72.6 out of 5 Stars. 7 reviews
Free shipping, arrives in 3+ days
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 $35.99
$3599
current price $35.99Wiher 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
15 out of 5 Stars. 1 reviews
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Hanna Instruments HI711 Checker HC Total Chlorine Water Testing Handheld Colorimeter for Pools and Spas $60.00 Was $67.99
Now$6000
current price Now $60.00, Was $67.99$67.99
Hanna Instruments HI711 Checker HC Total Chlorine Water Testing Handheld Colorimeter for Pools and Spas
Free shipping, arrives in 3+ days
Nascool Digital Peak Flow Meter for Adult Kids Portable PEF Forced Expiratory Volume FEV1 Lung Tester Home $28.49
$2849
current price $28.49Nascool Digital Peak Flow Meter for Adult Kids Portable PEF Forced Expiratory Volume FEV1 Lung Tester Home
14 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Restmo Heavy Duty Water Flow Meter with Brass Inlet & LCD Display for Garden Hose, RV Tank, Lawn Sprinkler $19.99
2 sizes
Available in additional 2 sizes$1999
current price $19.99Options from $19.99 – $34.99
Restmo Heavy Duty Water Flow Meter with Brass Inlet & LCD Display for Garden Hose, RV Tank, Lawn Sprinkler
34 out of 5 Stars. 3 reviews
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Shipping arrives Wed, Feb 25
Clearance 1 Pieces Magnetic Gas Level Indicator,Propane Tank Gauge Level Indicator,Propane Tank Monitor,Propane Tank Gauge for Home Kitchen Tool Outdoor Barbecues,Camping $4.59 Was $5.19
Clearance
Now$459
current price Now $4.59, Was $5.19$5.19
+$1.90 shipping
1 Pieces Magnetic Gas Level Indicator,Propane Tank Gauge Level Indicator,Propane Tank Monitor,Propane Tank Gauge for Home Kitchen Tool Outdoor Barbecues,Camping
Shipping arrives in 3+ days
Envig CarShine 817 Deionization Car Wash System, 1000 Gallon 0 PPM Water @ TDS 60 PPM, Bypass Valve and Inline TDS Meter, Spotless DI Mobile Detailing $399.99
Sponsored
$39999
current price $399.99Envig CarShine 817 Deionization Car Wash System, 1000 Gallon 0 PPM Water @ TDS 60 PPM, Bypass Valve and Inline TDS Meter, Spotless DI Mobile Detailing
Free shipping, arrives in 3+ days
KASHSURG Mechanical Air Flow Meter, Air Flow Velocity Tester for PEF, Track Any Changes in Peak Air Flow_Pack of 3 $249.00
Sponsored
$24900
current price $249.00KASHSURG Mechanical Air Flow Meter, Air Flow Velocity Tester for PEF, Track Any Changes in Peak Air Flow_Pack of 3
Free shipping, arrives in 3+ days
Murphy by Enovation Controls EL150K1 Liquid Level Swichgage (15700116) $137.88
$13788
current price $137.88Murphy by Enovation Controls EL150K1 Liquid Level Swichgage (15700116)
Free shipping, arrives in 3+ days
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) $5.99
$599
current price $5.99+$5.99 shipping
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)
Shipping arrives in 3+ days
Most Accurate So Far 4-in-1 Instant Read TDS Meter - Measures TDS, EC, & Temperature (°C/°F) - Digital Water Testing Kit for Tap, Well, Pool, Hydroponics, Aquarium, RO/DI System -Blue $7.59 Was $11.98
Now$759
current price Now $7.59, Was $11.98$11.98
Options from $7.59 – $8.87
Most Accurate So Far 4-in-1 Instant Read TDS Meter - Measures TDS, EC, & Temperature (°C/°F) - Digital Water Testing Kit for Tap, Well, Pool, Hydroponics, Aquarium, RO/DI System -Blue
13 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
VEVOR Deionized Water System for Car Wash, Spotless Car Wash Water System with 5L DI Resin & TDS Meter, Spot-Free Deionized Water Filter for Cars RVs Motorcycles Windows $103.99
$10399
current price $103.99VEVOR Deionized Water System for Car Wash, Spotless Car Wash Water System with 5L DI Resin & TDS Meter, Spot-Free Deionized Water Filter for Cars RVs Motorcycles Windows
Free shipping, arrives in 3+ days
Hanna Instruments HI774 Checker HC Ultra Low Range Water Testing Marine Phosphate Colorimeter $60.00 Was $67.99
Now$6000
current price Now $60.00, Was $67.99$67.99
Hanna Instruments HI774 Checker HC Ultra Low Range Water Testing Marine Phosphate Colorimeter
Free shipping, arrives in 3+ days
Osumex Heavy Metals Lead Test Kit 1 Pack - Home Water Testing Kits for Drinking Water, Lead Water Test Kit, Lead Testing Kit & Heavy Metal Test Kit for Water, Urine, Food, Paint, & Other Materials $29.00
$2900
current price $29.00+$7.00 shipping
Osumex Heavy Metals Lead Test Kit 1 Pack - Home Water Testing Kits for Drinking Water, Lead Water Test Kit, Lead Testing Kit & Heavy Metal Test Kit for Water, Urine, Food, Paint, & Other Materials
Shipping arrives in 3+ days
Electronic Water Tester Digital TDS Meter 0–9990 PPM Portable Water Test Pen With LCD Display Auto Calibration For Drinking Water Aquariums Pools Hydroponics Home Use,tds meter,zero water tester $5.06 Was $5.68
Now$506
current price Now $5.06, Was $5.68$5.68
+$1.98 shipping
Electronic Water Tester Digital TDS Meter 0–9990 PPM Portable Water Test Pen With LCD Display Auto Calibration For Drinking Water Aquariums Pools Hydroponics Home Use,tds meter,zero water tester
Shipping arrives in 3+ days
1 Inch Fuel Flow Meter with 3/4 Inch Adapters, Digital Turbine Flow Meter 2.5-31 GPM Inline NPT Metal $26.12
$2612
current price $26.121 Inch Fuel Flow Meter with 3/4 Inch Adapters, Digital Turbine Flow Meter 2.5-31 GPM Inline NPT Metal
Free shipping, arrives in 3+ days
P3 International Save A Drop Water Meter $15.95
$1595
current price $15.95P3 International Save A Drop Water Meter
673.9 out of 5 Stars. 67 reviews
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Shipping arrives Thu, Feb 26
RAINPOINT Water Flow Meter, 180 Reversible Display, 5% High Accuracy, Pure Brass Inlet & Outlet, 4 Measurement Modes, Suitable for Garden Hoses / Lawn Irrigation / RV Water Tank Filling $25.99
$2599
current price $25.99RAINPOINT Water Flow Meter, 180 Reversible Display, 5% High Accuracy, Pure Brass Inlet & Outlet, 4 Measurement Modes, Suitable for Garden Hoses / Lawn Irrigation / RV Water Tank Filling
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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 $29.99
$2999
current price $29.99VIVOSUN 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
Free shipping, arrives in 3+ days
Water Testing Strips for Drinking Water- EPA Level Home Use, Water Test Strips with Lead, Mercury, Iron, PH, Hardness $11.31
$1131
current price $11.31Water Testing Strips for Drinking Water- EPA Level Home Use, Water Test Strips with Lead, Mercury, Iron, PH, Hardness
Free shipping, arrives in 3+ days
4 in 1 TDS Meter Digital Water Tester,TDS EC & Temperature(C,F) Meter,Digital Water Quality Tester for Drinking Water,Tap,Well,Swimming Pool,Hydroponics,Aquarium,RO/DI System $8.99
$899
current price $8.994 in 1 TDS Meter Digital Water Tester,TDS EC & Temperature(C,F) Meter,Digital Water Quality Tester for Drinking Water,Tap,Well,Swimming Pool,Hydroponics,Aquarium,RO/DI System
Free shipping, arrives in 3+ days
2025 AllNew 4 in 1 Tds Meter Digital Water Tester Accurate And Reliable Tds Ec & Temp(°C ,°F) Meter 09990Ppm Professional Testing for Drinking Water, Ro/Di System, Aquariums Etc $5.39 Was $6.59
Now$539
current price Now $5.39, Was $6.59$6.59
2025 AllNew 4 in 1 Tds Meter Digital Water Tester Accurate And Reliable Tds Ec & Temp(°C ,°F) Meter 09990Ppm Professional Testing for Drinking Water, Ro/Di System, Aquariums Etc
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Zero Water Tester,Drinking Water Tester,Tds Water Tester,0-9990 Ppm Meter Water Quality Tester,Portable Water Tester For Drinking Water,Tds Meter Digital Water Tester,1 Pack,Deep Blue $7.27
$727
current price $7.27+$1.99 shipping
Zero Water Tester,Drinking Water Tester,Tds Water Tester,0-9990 Ppm Meter Water Quality Tester,Portable Water Tester For Drinking Water,Tds Meter Digital Water Tester,1 Pack,Deep Blue
Shipping arrives in 3+ days
2San Home Water Test, 8-in-1 Water Testing for Bacteria, Lead, Iron, Copper, pH, Chlorine, Hardness, Nitrites, Easy At-Home Use for Tap & Well Water, Fast, Reliable Results Without a Lab $17.99
$1799
current price $17.992San Home Water Test, 8-in-1 Water Testing for Bacteria, Lead, Iron, Copper, pH, Chlorine, Hardness, Nitrites, Easy At-Home Use for Tap & Well Water, Fast, Reliable Results Without a Lab
4084.8 out of 5 Stars. 408 reviews
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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 $18.99
$1899
current price $18.99PH 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
25 out of 5 Stars. 2 reviews
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