Shop hard water test

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$84.13
Fastcheck15 In-Office Water Test Strip 6/Pk
Supply Clinic LLC
$84.13
Fastcheck15 In-Office Water Test Strip 6/Pk
Supply Clinic LLC
$9.99
Varify Water Hardness Test Kit - Water Testing Kit For Home, Drinking, Well, Spa, Swimming Pool, Softener, Dishwasher & More - Hard Water Test
Amazon.com
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Varify Water Hardness Test Kit - Water Testing Kit For Home, Drinking, Well, Spa, Swimming Pool, Softener, Dishwasher & More - Hard Water Test
Amazon.com
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Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
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Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
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All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
Amazon.com
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Hardness Test Kit Pro II
Clean Water Store
$44.00
Hardness Test Kit Pro II
Clean Water Store
$21.65
Hach Total Hardness Test Strips 0-425 Mg/L 2745250
Core & Main
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Core & Main
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Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
53
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Core & Main
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Hach Hardness (Total & Calcium) Test Kit Model HA-4P 145700
Core & Main
$155.00
Hach Hardness (Total & Calcium) Test Kit Model HA-4P 145700
Core & Main
$23.53
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
52
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Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
$15.99
Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
105
Free shipping
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Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
2
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$5.09
$5.99
Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
Free shipping
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$5.09
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Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$31.97
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
165
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Rainbow Total Water Hardness Test Kit - R151276
Pool Web
$87.87
Total Hardness Test Kit
Certified MTP
$87.87
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Certified MTP
$30.99
Micro Essential Lab Hydrion Water Hardness Test Kit - KIT, WATER, HARDNESS, MODERATE / HARD, 2 ROLLS - F30-SPLTY-HARDNE-DRD - 1 Each / Each
Grayline Medical
$30.99
Micro Essential Lab Hydrion Water Hardness Test Kit - KIT, WATER, HARDNESS, MODERATE / HARD, 2 ROLLS - F30-SPLTY-HARDNE-DRD - 1 Each / Each
Grayline Medical
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$19.89
Pentair 1200 Water Hardness Test Kit, R151276 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
165
$19.89
Pentair 1200 Water Hardness Test Kit, R151276 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
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Carbonate Hardness Test Strip - Single Test
The Pond Guy
$1.99
Carbonate Hardness Test Strip - Single Test
The Pond Guy
$17.95
Hach 145300 Total Hardness Test Kit Model 5-B
Havke
$17.95
Hach 145300 Total Hardness Test Kit Model 5-B
Havke
$92.28
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$92.28
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$34.94
$46.58
Hach 145400 Total Hardness Test Kit, Model 5-EP
philomacar
Free shipping
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Hach 145400 Total Hardness Test Kit, Model 5-EP
philomacar
$64.69
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$64.69
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$88.21
$157.00
Antunes 7000750 Water Test Kit 5-In-1 Measures Total Hardness In Grains Per Gallon | Kitchen Restock
Kitchen Restock
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Antunes 7000750 Water Test Kit 5-In-1 Measures Total Hardness In Grains Per Gallon | Kitchen Restock
Kitchen Restock
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H2O OK Plus Complete Water Analysis Test Kit
Home Depot
Free shipping
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H2O OK Plus Complete Water Analysis Test Kit
Home Depot
$319.95
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Hach 49-1837-00 Water Hardness, Iron & Ph Test Kit HA62
FiltersFast.com
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FiltersFast.com
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Zoro.com
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Zoro.com
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Kitchen Restock
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Kitchen Restock
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Hach 145201 Total Hardness Test Kit, Model HA-71A
the30-minutetrader.com
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the30-minutetrader.com
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Water Hardness Test Kit Hard Water Test Strips For Water Softener 50 Strip Pack 16-In-1 Swimming Pool Water Testing
AliExpress
$4.42
Water Hardness Test Kit Hard Water Test Strips For Water Softener 50 Strip Pack 16-In-1 Swimming Pool Water Testing
AliExpress
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Everpure EV433940 ® Claris Water Test Kit Tests For Carbonate Hardness | Kitchen Restock
Kitchen Restock
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Taylor 2000 Service Complete Salt Water Test Kit, Alkalinity/Chlorine (High Range), FAS-DPD/CYA/Hardness/Nacl/Ph
Doheny's
168
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Taylor 2000 Service Complete Salt Water Test Kit, Alkalinity/Chlorine (High Range), FAS-DPD/CYA/Hardness/Nacl/Ph
Doheny's
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Hach Total Hardness Test Kit, Model 5-B, Water Analysis Kit For Drop Count...
eBay.com
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eBay.com
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Shop hard water test

Sponsored
About our ads
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
2
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$5.09
$5.99
Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
Free shipping
15% off
$5.09
$5.99
Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$31.97
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
165
$31.97
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
$87.87
Total Hardness Test Kit
Certified MTP
$87.87
Total Hardness Test Kit
Certified MTP
$30.99
Micro Essential Lab Hydrion Water Hardness Test Kit - KIT, WATER, HARDNESS, MODERATE / HARD, 2 ROLLS - F30-SPLTY-HARDNE-DRD - 1 Each / Each
Grayline Medical
$30.99
Micro Essential Lab Hydrion Water Hardness Test Kit - KIT, WATER, HARDNESS, MODERATE / HARD, 2 ROLLS - F30-SPLTY-HARDNE-DRD - 1 Each / Each
Grayline Medical
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$19.89
Pentair 1200 Water Hardness Test Kit, R151276 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
165
$19.89
Pentair 1200 Water Hardness Test Kit, R151276 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
$1.99
Carbonate Hardness Test Strip - Single Test
The Pond Guy
$1.99
Carbonate Hardness Test Strip - Single Test
The Pond Guy
$17.95
Hach 145300 Total Hardness Test Kit Model 5-B
Havke
$17.95
Hach 145300 Total Hardness Test Kit Model 5-B
Havke
$92.28
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$92.28
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$34.94
$46.58
Hach 145400 Total Hardness Test Kit, Model 5-EP
philomacar
Free shipping
24% off
$34.94
$46.58
Hach 145400 Total Hardness Test Kit, Model 5-EP
philomacar
$64.69
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$64.69
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$88.21
$157.00
Antunes 7000750 Water Test Kit 5-In-1 Measures Total Hardness In Grains Per Gallon | Kitchen Restock
Kitchen Restock
43% off
$88.21
$157.00
Antunes 7000750 Water Test Kit 5-In-1 Measures Total Hardness In Grains Per Gallon | Kitchen Restock
Kitchen Restock
$26.98
H2O OK Plus Complete Water Analysis Test Kit
Home Depot
Free shipping
$26.98
H2O OK Plus Complete Water Analysis Test Kit
Home Depot
$319.95
$359.95
Hach 49-1837-00 Water Hardness, Iron & Ph Test Kit HA62
FiltersFast.com
11% off
$319.95
$359.95
Hach 49-1837-00 Water Hardness, Iron & Ph Test Kit HA62
FiltersFast.com

Shop hard water test

Sponsored
About our ads
$84.13
Fastcheck15 In-Office Water Test Strip 6/Pk
Supply Clinic LLC
$84.13
Fastcheck15 In-Office Water Test Strip 6/Pk
Supply Clinic LLC
$9.99
Varify Water Hardness Test Kit - Water Testing Kit For Home, Drinking, Well, Spa, Swimming Pool, Softener, Dishwasher & More - Hard Water Test
Amazon.com
5K+
$9.99
Varify Water Hardness Test Kit - Water Testing Kit For Home, Drinking, Well, Spa, Swimming Pool, Softener, Dishwasher & More - Hard Water Test
Amazon.com
5K+
$11.99
Water Hardness Test Kit - Quick And Accurate Water Hardness Test Strips - Hard Water Test Kit With Ebook - Ultimate Test Kit For Water Hardness -
Amazon.com
3K+
$11.99
Water Hardness Test Kit - Quick And Accurate Water Hardness Test Strips - Hard Water Test Kit With Ebook - Ultimate Test Kit For Water Hardness -
Amazon.com
3K+
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$26.99
All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
Amazon.com
2K+
$26.99
All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
Amazon.com
2K+
$44.00
Hardness Test Kit Pro II
Clean Water Store
$44.00
Hardness Test Kit Pro II
Clean Water Store
$21.65
Hach Total Hardness Test Strips 0-425 Mg/L 2745250
Core & Main
$21.65
Hach Total Hardness Test Strips 0-425 Mg/L 2745250
Core & Main
$34.25
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
53
$34.25
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
53
$155.00
Hach Hardness (Total & Calcium) Test Kit Model HA-4P 145700
Core & Main
$155.00
Hach Hardness (Total & Calcium) Test Kit Model HA-4P 145700
Core & Main
$23.53
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
52
$23.53
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
52
$15.99
Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
105
Free shipping
$15.99
Advanced Digital TDS Meter Water Quality Tester With Automatic Calibration, Temperature Button, And Leather Case
Home Depot
105
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
2
$71.82
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
2
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$80.28
Taylor Drop Test Hardness Calcium Magnesium - K-1722
Pool Web
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$81.14
Lovibond Total Hardness Water Test Kit, LR: Total Hardness, Reagents/Sample Bottle, 30 Tests, 414250 Model: 414250
Grainger
$5.09
$5.99
Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
Free shipping
15% off
$5.09
$5.99
Factory Outlet Water Hard Test Kit Water Hardness Test Stripsfor Drinking Water, Pool And Aquarium
AliExpress
Free shipping
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$11.99
Hydrion Water Hardness Test Kit
Level 7 Chemical
$31.97
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
165
$31.97
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
165
$87.87
Total Hardness Test Kit
Certified MTP
$87.87
Total Hardness Test Kit
Certified MTP