Testers

TDS Temperature S.G Salt Salinity Meter - Digital LCD Display for Accurate Water Testing

GAIN EXPRESS

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Testers

TDS Temperature S.G Salt Salinity Meter - Digital LCD Display for Accurate Water Testing

$87.99

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Hot Tub Test Strips, Pool and Spa Test Strips 4 in 1 Measures pH Free Chlorine and Bromine Total Alkalinity & Cyanuric Acid - 90pcs

Dr.Tim.Wang

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Testers

Hot Tub Test Strips, Pool and Spa Test Strips 4 in 1 Measures pH Free Chlorine and Bromine Total Alkalinity & Cyanuric Acid - 90pcs

★★★★★4.5

$59.99

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Zerodis

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Testers

Zerodis Digital Salinity Meter, Handheld Swimming Pool Water Test Kits Screen Display Accurate Water Tester Easy to Use Salt Water Pool Tester with Storage Box for Pools Aquaculture

$64.99

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BLE C600 Digital Meter and Water Test Kit, Water Quality Testing Pen, Smart Bluetooth PH Tester with ATC, PH TDS EC ORP SG Salinity Temperature Meter

GOWENIC

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Testers

BLE C600 Digital Meter and Water Test Kit, Water Quality Testing Pen, Smart Bluetooth PH Tester with ATC, PH TDS EC ORP SG Salinity Temperature Meter

$111.99

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Test All Water – PoolLab 2.0 Photometer | Digital Meter & Water Testing Device for Swimming Pools & Hot Tubs - Wi-Fi & Bluetooth Enabled | Test pH & Chlorine Plus 24 Parameters | Triple Cuvette, IP68

Water-ID

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Testers

Test All Water – PoolLab 2.0 Photometer | Digital Meter & Water Testing Device for Swimming Pools & Hot Tubs - Wi-Fi & Bluetooth Enabled | Test pH & Chlorine Plus 24 Parameters | Triple Cuvette, IP68

$524.99

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Kadimendium

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Testers

Kadimendium Bluetooth Pool Monitor PH CL EC TDS ORP Temperature 6 in 1 Smart Pool Water Quality Tester

$192.99

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Coliform Bacteria Water Test Kit for E. coli, Salmonella, Legionella, & Many Other Strains in Drinking Water - Easy, Quick, & Accurate Bacterial Testing for Well Water, Tap Water, Pool Water

Leaping Lynx

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Testers

Coliform Bacteria Water Test Kit for E. coli, Salmonella, Legionella, & Many Other Strains in Drinking Water - Easy, Quick, & Accurate Bacterial Testing for Well Water, Tap Water, Pool Water

★★★★★4.2

$68.99

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Hay Moisture Meter, Multifunctional Grain Moisture Test Meter with LCD Backlit Display, Wheat Water Content Analyzer, Probe Type Humidity Tester for Agriculture

Ayayu

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Testers

Hay Moisture Meter, Multifunctional Grain Moisture Test Meter with LCD Backlit Display, Wheat Water Content Analyzer, Probe Type Humidity Tester for Agriculture

$102.99

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Digital Hydrogen Detection Pen Backlit LCD Display Hydrogen Tester for Water Wine Spas Aquariums

Hztyyier

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Testers

Digital Hydrogen Detection Pen Backlit LCD Display Hydrogen Tester for Water Wine Spas Aquariums

$74.99

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Focket

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Testers

Focket 8 in 1 Water Quality Tester, S.G/PH/EC/CF/SALT/TDS/ORP/Temperature Rechargeable Multi Parameter Digital Water Tester for Aquarium, Hydroponic, Pools, Drinking Water

$335.99

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Mumusuki

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Testers

Mumusuki Digital Water Tester, Water Testing Meter 6 in 1 PH EC TDS ORP TEMP Residual Chlorine Water Tester Pen Easy to Use Water Quality Tester for Swimming Pool

$162.99

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Weedness

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Testers

Weedness Aquamaster P160 Combo Meter - EC and pH Meter Garden Plants Value Tester Pool Test Strips for Pool pH Meter Measure Digital Water Tester Aquarium

★★★★★5

$484.99

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Yosoo Health Gear

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Testers

Yosoo Health Gear Water Quality Tester, 5 in 1 Professional Salinity EC TDS Meter Temperature Meter, Digital TDS Tester Water Quality Monitor Tester with Backlight LCD Display, Multiparameter Meters

$25.99

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Salinity Meter Digital Pen Type Salinity Tester for Saltwater Swimming Pool Salinity Test Pen

Headerbs

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Testers

Salinity Meter Digital Pen Type Salinity Tester for Saltwater Swimming Pool Salinity Test Pen

$64.99

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BMUT

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Testers

BMUT CT-2000 100 Test Strips Chlorine Dioxide Solution (0-2000 ppm) Quick Test Water

★★★★★4.6

$59.99

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DANOPLUS

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Testers

DANOPLUS Smart Water Quality Tester, 24 hrs Wireless App Monitoring of pH EC TDS Salinity SG Temperature, Mountable with Alarm Function for Aquariums & Hydroponics

$194.99

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SimplexHealth

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Testers

Simplexhealth Peroxide Water Test Strips 0-400ppm (50 test Strips)

$56.99

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SimplexHealth

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Testers

SimplexHealth Chlorine Dioxide 0-10ppm (50 Test Strips)

$50.99

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SimplexHealth

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Testers

SimplexHealth Phosphate Water Test Strips 0-100ppm (50 Strips)

$59.99

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SimplexHealth

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Testers

SimplexHealth Ammonia Test Strips 0–100 ppm – 25 Pack | Water Quality Test Kit for Aquariums, Ponds, Fish Tanks, Drinking Water & Freshwater

★★★★★5

$56.99

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Free Chlorine Water Test Strips 0–300 ppm (50 Strips) – Rapid Dip & Read Water Quality Tester – For Tap, Well, Pond, Stream, Lake, Drinking & Fresh Water

SimplexHealth

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Testers

Free Chlorine Water Test Strips 0–300 ppm (50 Strips) – Rapid Dip & Read Water Quality Tester – For Tap, Well, Pond, Stream, Lake, Drinking & Fresh Water

$44.99

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Water-ID

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Testers

Water-ID - Alkatest Rapid Tablets | Measures Alkalinity 0-250 mg/l | Fast-Dissolving for Pool & Spa | Compatible with Pooltester Range | 100 Tablets, White

$34.99

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Water-ID

✓

Testers

Water-ID - Alkalinity-M Photometer Tablets | Compatible with PoolLab 1.0 & 2.0 | Accurate Alkalinity Measurement for Pools & Spas | Pack of 250

★★★★★4.4

$103.99

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DANOPLUS

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Testers

DANOPLUS 7 in 1 Water Quality Tester, Multifunctional pH TDS EC ORP Salinity SG Temp Meter Pen Type IP67 ATC for Hydroponics, Aquarium, Sea & Drinking Water

$105.99

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Featured products

TDS Temperature S.G Salt Salinity Meter - Digital LCD Display for Accurate Water Testing

Hot Tub Test Strips, Pool and Spa Test Strips 4 in 1 Measures pH Free Chlorine and Bromine Total Alkalinity & Cyanuric Acid - 90pcs

Zerodis Digital Salinity Meter, Handheld Swimming Pool Water Test Kits Screen Display Accurate Water Tester Easy to Use Salt Water Pool Tester with Storage Box for Pools Aquaculture

BLE C600 Digital Meter and Water Test Kit, Water Quality Testing Pen, Smart Bluetooth PH Tester with ATC, PH TDS EC ORP SG Salinity Temperature Meter

Test All Water – PoolLab 2.0 Photometer | Digital Meter & Water Testing Device for Swimming Pools & Hot Tubs - Wi-Fi & Bluetooth Enabled | Test pH & Chlorine Plus 24 Parameters | Triple Cuvette, IP68

Kadimendium Bluetooth Pool Monitor PH CL EC TDS ORP Temperature 6 in 1 Smart Pool Water Quality Tester

Coliform Bacteria Water Test Kit for E. coli, Salmonella, Legionella, & Many Other Strains in Drinking Water - Easy, Quick, & Accurate Bacterial Testing for Well Water, Tap Water, Pool Water

Hay Moisture Meter, Multifunctional Grain Moisture Test Meter with LCD Backlit Display, Wheat Water Content Analyzer, Probe Type Humidity Tester for Agriculture

Digital Hydrogen Detection Pen Backlit LCD Display Hydrogen Tester for Water Wine Spas Aquariums

Focket 8 in 1 Water Quality Tester, S.G/PH/EC/CF/SALT/TDS/ORP/Temperature Rechargeable Multi Parameter Digital Water Tester for Aquarium, Hydroponic, Pools, Drinking Water

Mumusuki Digital Water Tester, Water Testing Meter 6 in 1 PH EC TDS ORP TEMP Residual Chlorine Water Tester Pen Easy to Use Water Quality Tester for Swimming Pool

Weedness Aquamaster P160 Combo Meter - EC and pH Meter Garden Plants Value Tester Pool Test Strips for Pool pH Meter Measure Digital Water Tester Aquarium

Yosoo Health Gear Water Quality Tester, 5 in 1 Professional Salinity EC TDS Meter Temperature Meter, Digital TDS Tester Water Quality Monitor Tester with Backlight LCD Display, Multiparameter Meters

Salinity Meter Digital Pen Type Salinity Tester for Saltwater Swimming Pool Salinity Test Pen

BMUT CT-2000 100 Test Strips Chlorine Dioxide Solution (0-2000 ppm) Quick Test Water

DANOPLUS Smart Water Quality Tester, 24 hrs Wireless App Monitoring of pH EC TDS Salinity SG Temperature, Mountable with Alarm Function for Aquariums & Hydroponics

Simplexhealth Peroxide Water Test Strips 0-400ppm (50 test Strips)

SimplexHealth Chlorine Dioxide 0-10ppm (50 Test Strips)

SimplexHealth Phosphate Water Test Strips 0-100ppm (50 Strips)

SimplexHealth Ammonia Test Strips 0–100 ppm – 25 Pack | Water Quality Test Kit for Aquariums, Ponds, Fish Tanks, Drinking Water & Freshwater

Free Chlorine Water Test Strips 0–300 ppm (50 Strips) – Rapid Dip & Read Water Quality Tester – For Tap, Well, Pond, Stream, Lake, Drinking & Fresh Water

Water-ID - Alkatest Rapid Tablets | Measures Alkalinity 0-250 mg/l | Fast-Dissolving for Pool & Spa | Compatible with Pooltester Range | 100 Tablets, White

Water-ID - Alkalinity-M Photometer Tablets | Compatible with PoolLab 1.0 & 2.0 | Accurate Alkalinity Measurement for Pools & Spas | Pack of 250

DANOPLUS 7 in 1 Water Quality Tester, Multifunctional pH TDS EC ORP Salinity SG Temp Meter Pen Type IP67 ATC for Hydroponics, Aquarium, Sea & Drinking Water

Free Chlorine Water Test Strips 0–300 ppm (50 Strips) – Rapid Dip & Read Water Quality Tester – For Tap, Well, Pond, Stream, Lake, Drinking & Fresh Water