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EASYTEST 20in 1 Drinking Water Test Kit - Well Water Testing Kit - Water Test Strip for House Water for PH, Hardness, Chlorine, Lead, Iron, Bacteria & More
$9.15
$10.59
257sold
-13%
18
Water Quality Test Paper- 100/50strips 16in 1 Drinking Water Test Kit- Accurate and Easy-to-Use for Testing Drinking Water, Pools -freshwater, Spring Water, Hydroponics, Aquariums, Aquaculture, Industrial Waste Water, Science Experiments and More
$7.46
$14.30
62sold
-47%
6
1pc 7-in-1 pH TDS EC ORP salinity S. G thermometer water quality monitoring instrument, suitable for drinking water and aquarium pH meters
$12.57
$22.74
125sold
-44%
15
5-in-1 High-Accuracy Digital TDS & pH Meter - Measures 0.01 PPM, EC, Salt, Temperature - LCD Display, Easy-to-Use Water Tester for Drinking Water, Hydroponics, Plants, Aquariums, and Pools, Water Quality Testing | Digital Display Meter | Lightweight Tester, Pool Water Tester Digital
$12.36
$63.95
802sold
-80%
94
1pc Multifunctional Digital Water Quality Tester - TDS/EC/PH/Temp Meter with 0.0001ppm Precision, Backlight, Coin Cell Battery, Portable for Aquariums, Pools, Labs & Industrial Use, Pool Water Tester Digital, Aquarium Maintenance, Ergonomic Design, Clear Measurement Display
$2.07
1.3K+sold
53
PH Chlorine Water Test Kit Tester Hydrotool Testing Kit Swimming Pool Water Alkalinity Test Hydroponics Aquarium Accessories
$8.36
$12.29
57sold
-31%
2
Smart Water Tester Kit With Leather Case - Backlit PH Meter Pen For Pool/Aquarium/Drinking Water, EPA-Inspired Home Testing Ess-entials (L-ab-Grade Accuracy & Portable Design)
$7.32
$12.14
93sold
-39%
6
2pcs TDS Meter, 3in 1 TDS, EC & Temperature Meter, Drinking Water PPM Meter, Digital Water Testing Kits, No Installation Needed
$6.84
16sold
2
2pcs Professional 4-in-1 Digital Water Quality Test Pen - High Accuracy TDS/EC Tester with Temperature, pH, Oxi & Chlorine Detection for Drinking Water, Aquariums, Pools, Hydroponics, Gardening (CR2032 Battery-Powered), Water Testers for Drinking Water, Hydroponics Testing, Userfriendly Design, Durable Electronic Device, Reliable Measurement Tool
$8.84
2pcs Digital Water Tester & PH Meter, 0.0-14.0 PH Range & 0-9990 ppm TDS Measurement for Aquarium Filter Water Quality, Yellow & Blue with LCD Display, Includes Replaceable Probes, Ph Level Tester | Sleek Digital Meter | Clear LCD Display
$7.50
$10.58
94sold
-29%
4
4-in-1 Handheld Water Quality Test Pen: pH/EC/TDS/Temp Tester with Backlight, USB Rechargeable Digital Meter for Home Drinking Water, Pools, Aquariums, Multi-Purpose Use, Pool Water Testing, Compact Tester, Reliable Performance, Ec Tester, Pool Maintenance
$12.30
$16.29
5sold
-24%
100 strips 100-Piece 16-in-1 Home Water Testing Kit for Drinking Water: pH, Hardness, Chlorine, Lead, Iron, Copper, Nitrate Testing
$8.00
$17.99
150sold
-55%
22
Intelligent water tester kit, pH meter pen, suitable for swimming pools/aquariums/drinking water, EPA-inspired home testing element (L-ab grade accuracy and portable design)
$6.03
$15.99
22sold
-62%
3
Water Testing Kits for Drinking Water: 125 Strips 16in 1 Well And Drinking Water Test Kit, EASYTEST Water Test Strips with Hardness, PH, Lead, Iron, Copper, Chlorine, And More
$13.97
31sold
2
EASYTEST 20in 1 Drinking Water Test Kit - Well Water Testing Kit - Water Test Strip for House Water for PH, Hardness, Chlorine, Lead, Iron, Bacteria & More
$9.14
$11.29
1sold
-19%
100pcs 16-in-1 Water Test Strips Kit, for Home, Pool, Spa, Pond, Test for pH, Hardness, Chlorine, Lead, Iron, Copper, Nitrate, with Easy-to-Use Dip & Compare Chemistry Reagent Strips
$6.42
$10.47
21sold
-38%
PH Meter, 5 In 1 PH/TDS/EC/Salinity/Temp Meter, Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For Drinking Water, Hydroponics, Saltwater Pool, Aquarium, Koi Fish Pond
$12.83
$40.54
76sold
-68%
10
1pc 7-In-1 Ph TDS EC ORP Salinity S. G Thermometer Water Quality Monitoring Instrument, Suitable for Drinking Water And Aquarium Ph Meters
$14.44
$22.74
211sold
-36%
21
EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing For Hot Tub And Spa, Accurate Test Bromine, Total Alkalinity, PH, Free Chlorine, Total Hardness, Cyanuric Acid, And Total Chlorine
$4.40
$17.53
1.3K+sold
-74%
138
2 Pack - TDS Meter, 3 In 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing Kits For Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics
$5.87
297sold
37
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