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10 bestDrinking Water Testersof November 2025

112M consumers helped this year.

1

Premium Water Hardness Test Kit | Fast and Accurate Hard Water Quality Testing Strips for Water Softener Dishwasher Well Spa Pool, etc. | 150 strips at 0-425 ppm | Calcium and Magnesium Total Hardness
Premium Water Hardness Test Kit | Fast and Accurate Hard Water Quality Testing Strips for Water Softener Dishwasher Well Spa Pool, etc. | 150 strips at 0-425 ppm | Calcium and Magnesium Total Hardness

VARIFY

9.9

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6% off

2

17 in 1 Premium Drinking Water Test Kit - 100 Strips + 2 Bacteria Tests - Home Water Quality Test - Well and Tap Water - Easy Testing for Lead, Bacteria, Hardness, Fluoride, pH, Iron, Copper and more!
17 in 1 Premium Drinking Water Test Kit - 100 Strips + 2 Bacteria Tests - Home Water Quality Test - Well and Tap Water - Easy Testing for Lead, Bacteria, Hardness, Fluoride, pH, Iron, Copper and more!

VARIFY

9.8

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3

Hanna Instruments HI701 Checker HC Handheld Colorimeter for Free Chlorine
Hanna Instruments HI701 Checker HC Handheld Colorimeter for Free Chlorine

Hanna Instruments

9.6

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4

TDS Meter Digital Water Quality Tester for RO-RODI System Drinking Water, Aquariums, Hydroponics, 0-999 ppm Measuring Range, 1 ppm Increments, 2% Readout Accuracy（White）
TDS Meter Digital Water Quality Tester for RO-RODI System Drinking Water, Aquariums, Hydroponics, 0-999 ppm Measuring Range, 1 ppm Increments, 2% Readout Accuracy（White）

ARCHER LIFE HALL

9.4

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17% off

5

16 in 1 Water Testers for Drinking Water - High Sensitivity Drinking Water Test Kit w/Personalized Water Analysis Report & Action Plan - Detects Iron, pH & More for All Waters | Hot Tub Test Strips
16 in 1 Water Testers for Drinking Water - High Sensitivity Drinking Water Test Kit w/Personalized Water Analysis Report & Action Plan - Detects Iron, pH & More for All Waters | Hot Tub Test Strips

SJ WAVE

9.1

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Related productsUp to 19% off

Lamotte Company 3619/EC-70 Test Kit Copper

Lamotte Company 3619/EC-70 Test Kit Copper

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HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy

HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy

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Water Testing Kits for Drinking Water: 125 Strips 16 in 1 Drinking Water Test Kit, TESPERT Water Test Strips with Hardness, PH, Mercury, Lead, Iron, Copper, Chlorine, Cyanuric Acid

Water Testing Kits for Drinking Water: 125 Strips 16 in 1 Drinking Water Test Kit, TESPERT Water Test Strips with Hardness, PH, Mercury, Lead, Iron, Copper, Chlorine, Cyanuric Acid

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Water Hardness Test Kit - Fast & Accurate Water Quality Testing Kit for Water Softener, Swimming Pool, Fish Tank, & Spa Hardness Test |150 Water Hardness Test Strips for 150 Tests|0-425 ppm & 0-25 gpg

Water Hardness Test Kit - Fast & Accurate Water Quality Testing Kit for Water Softener, Swimming Pool, Fish Tank, & Spa Hardness Test |150 Water Hardness Test Strips for 150 Tests|0-425 ppm & 0-25 gpg

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6

Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc.
Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc.

HoneForest

8.8

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7

TDS Meter,ProPOW Water Quality Tester 3-in-1 TDS/EC/Temperature Meter,Water Testing Kits for Drinking Water,Swimming Pools,Aquariums,Hydroponics, Measure 0-9999 ppm (Yellow)
TDS Meter,ProPOW Water Quality Tester 3-in-1 TDS/EC/Temperature Meter,Water Testing Kits for Drinking Water,Swimming Pools,Aquariums,Hydroponics, Measure 0-9999 ppm (Yellow)

ProPOW

8.5

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8

HM Digital Meters HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter
HM Digital Meters HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter

HM Digital

8.3

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9

LaMotte Green Program Low Cost Water Monitoring Kit
LaMotte Green Program Low Cost Water Monitoring Kit

LaMotte

8.0

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10

Luxbird 7 in 1 Aquarium Test Strips, Fish Tank Test Kit, 100 Strip Pack, Freshwater Aquarium Test Kit to Detect pH Nitrite Nitrate Chlorine Carbonate Total Alkalinity Hardness
Luxbird 7 in 1 Aquarium Test Strips, Fish Tank Test Kit, 100 Strip Pack, Freshwater Aquarium Test Kit to Detect pH Nitrite Nitrate Chlorine Carbonate Total Alkalinity Hardness

Luxbird

7.7

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