Shop hard water testing

Sponsored
About our ads
$29.99
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
$29.99
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
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$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
$24.99
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
$24.99
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
$9.99
TDS Water Tester, Drinking Water Tester, 0-9990 PPM Meter Water Quality Tester, Portable Water Tester For Drinking Water, TDS Meter Digital Water
Amazon.com
929
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TDS Water Tester, Drinking Water Tester, 0-9990 PPM Meter Water Quality Tester, Portable Water Tester For Drinking Water, TDS Meter Digital Water
Amazon.com
$438.99
Sper Scientific Turbidity Meter, Water Quality Tester, Portable Water Quality Meter For Field And Lab, Turbidimeter For Water Test With Carry Case (
Amazon.com
Free shipping
$438.99
Sper Scientific Turbidity Meter, Water Quality Tester, Portable Water Quality Meter For Field And Lab, Turbidimeter For Water Test With Carry Case (
Amazon.com
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
$12.99
Simpure TDS Meter Digital Water Tester, 4 in 1 TDS EC & Temperature Meter, Water Quality Hardness Testing Kits, High Accuracy PPM Meter For Drinking
Amazon.com
18
$12.99
Simpure TDS Meter Digital Water Tester, 4 in 1 TDS EC & Temperature Meter, Water Quality Hardness Testing Kits, High Accuracy PPM Meter For Drinking
Amazon.com
$18.99
APEC TDS Meter Digital Water Quality TDS Test Kit Meter With Carrying Case, 0 To 1999 Ppm Measurement Range, 1 Ppm Resolution, +/- 2% Readout Accuracy
Amazon.com
$18.99
APEC TDS Meter Digital Water Quality TDS Test Kit Meter With Carrying Case, 0 To 1999 Ppm Measurement Range, 1 Ppm Resolution, +/- 2% Readout Accuracy
Amazon.com
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
20% off
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
$147.95
$184.94
Hardness Iron & Ph Field Analysis Water Test Kit
US Water Systems
20% off
$147.95
$184.94
Hardness Iron & Ph Field Analysis Water Test Kit
US Water Systems
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
11
29% off
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot
$11.94
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
28% off
$11.94
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
$64.89
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$64.89
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$39.88
$51.84
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer
theminutetrader
23% off
$39.88
$51.84
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer
theminutetrader
$14.37
$21.77
Pro Lab Instant Results Water Quality Test Kit Wq105
Walmart
33
Free shipping
33% off
$14.37
$21.77
Pro Lab Instant Results Water Quality Test Kit Wq105
Walmart
$59.00
$105.23
Everpure EV433940 Water Testing Kit Tests Carbonate Hardness For Beverage Equipment | Commercial Restaurant Supply
RestaurantSupply.com
43% off
$59.00
$105.23
Everpure EV433940 Water Testing Kit Tests Carbonate Hardness For Beverage Equipment | Commercial Restaurant Supply
RestaurantSupply.com
$169.00
$199.00
Water Test Kit + Tannins
SpringWell Water Filtration Systems
15% off
$169.00
$199.00
Water Test Kit + Tannins
SpringWell Water Filtration Systems
$8.96
Breville SP0001881 Hard Water Test Strip
partselect.com
$8.96
Breville SP0001881 Hard Water Test Strip
partselect.com
$114.00
Hach Hardness Drop Test Kit , Low Range ( 1 To 20 Ppm, 1 To 20Gpg) | Cole-Parmer
Cole-Parmer
$114.00
Hach Hardness Drop Test Kit , Low Range ( 1 To 20 Ppm, 1 To 20Gpg) | Cole-Parmer
Cole-Parmer
$21.20
ITS Water Quality Test Strips, Total Hardness, 0 To 425 Ppm, 50/Bottle | Cole-Parmer
Cole-Parmer
$21.20
ITS Water Quality Test Strips, Total Hardness, 0 To 425 Ppm, 50/Bottle | Cole-Parmer
Cole-Parmer
$48.15
Chemetrics K-4502, Titrets Total Hardness Test Kit (2-20 Ppm)
Selectum
$48.15
Chemetrics K-4502, Titrets Total Hardness Test Kit (2-20 Ppm)
Selectum
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
141
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
$10.89
Tds Meter, Digital Water Testing Kits With 0-9990 PPM Measurement Range,Hand Held Electronic Water Tester For Drinking Water Quality, Tap, Well, Swimm
Walmart
Free shipping
$10.89
Tds Meter, Digital Water Testing Kits With 0-9990 PPM Measurement Range,Hand Held Electronic Water Tester For Drinking Water Quality, Tap, Well, Swimm
Walmart
$15.99
Hardness Reagent 5 (15 Ml) - Lamotte Water Test Reagent
MoreWine
$15.99
Hardness Reagent 5 (15 Ml) - Lamotte Water Test Reagent
MoreWine
$39.09
Taylor Calcium Hardness One Drop Test Kit, K-1770 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
$39.09
Taylor Calcium Hardness One Drop Test Kit, K-1770 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
$23.09
Sensafe (480015) '5-Way' 5In1 Waterworks Water Quality Testing Test Strips
Isopure Water
$23.09
Sensafe (480015) '5-Way' 5In1 Waterworks Water Quality Testing Test Strips
Isopure Water
$20.99
Hardness Reagent 7 - Lamotte Water Test Reagent (4487WT-H)
MoreWine
$20.99
Hardness Reagent 7 - Lamotte Water Test Reagent (4487WT-H)
MoreWine
$102.99
LAMOTTE Water Testing Kit, Sulfide, 0.2 To 20 PPM, 4456-01
Zoro.com
$102.99
LAMOTTE Water Testing Kit, Sulfide, 0.2 To 20 PPM, 4456-01
Zoro.com
$699.00
Extech EC700 - 6-In-1 Water Quality Meter With 3 Probes
TEquipment
$699.00
Extech EC700 - 6-In-1 Water Quality Meter With 3 Probes
TEquipment
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Shop hard water testing

Sponsored
About our ads
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
11
29% off
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot
$11.94
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
28% off
$11.94
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
$64.89
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$64.89
LAMOTTE Water Testing Kit, Hardness, 0 To 200 PPM, 4482-LI-02
Zoro.com
$39.88
$51.84
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer
theminutetrader
23% off
$39.88
$51.84
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer
theminutetrader
$14.37
$21.77
Pro Lab Instant Results Water Quality Test Kit Wq105
Walmart
33
Free shipping
33% off
$14.37
$21.77
Pro Lab Instant Results Water Quality Test Kit Wq105
Walmart
$59.00
$105.23
Everpure EV433940 Water Testing Kit Tests Carbonate Hardness For Beverage Equipment | Commercial Restaurant Supply
RestaurantSupply.com
43% off
$59.00
$105.23
Everpure EV433940 Water Testing Kit Tests Carbonate Hardness For Beverage Equipment | Commercial Restaurant Supply
RestaurantSupply.com
$169.00
$199.00
Water Test Kit + Tannins
SpringWell Water Filtration Systems
15% off
$169.00
$199.00
Water Test Kit + Tannins
SpringWell Water Filtration Systems
$8.96
Breville SP0001881 Hard Water Test Strip
partselect.com
$8.96
Breville SP0001881 Hard Water Test Strip
partselect.com
$114.00
Hach Hardness Drop Test Kit , Low Range ( 1 To 20 Ppm, 1 To 20Gpg) | Cole-Parmer
Cole-Parmer
$114.00
Hach Hardness Drop Test Kit , Low Range ( 1 To 20 Ppm, 1 To 20Gpg) | Cole-Parmer
Cole-Parmer
$21.20
ITS Water Quality Test Strips, Total Hardness, 0 To 425 Ppm, 50/Bottle | Cole-Parmer
Cole-Parmer
$21.20
ITS Water Quality Test Strips, Total Hardness, 0 To 425 Ppm, 50/Bottle | Cole-Parmer
Cole-Parmer
$48.15
Chemetrics K-4502, Titrets Total Hardness Test Kit (2-20 Ppm)
Selectum
$48.15
Chemetrics K-4502, Titrets Total Hardness Test Kit (2-20 Ppm)
Selectum
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
141
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com

Shop hard water testing

Sponsored
About our ads
$29.99
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
$29.99
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
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$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
$24.99
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
$24.99
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
$9.99
TDS Water Tester, Drinking Water Tester, 0-9990 PPM Meter Water Quality Tester, Portable Water Tester For Drinking Water, TDS Meter Digital Water
Amazon.com
929
$9.99
TDS Water Tester, Drinking Water Tester, 0-9990 PPM Meter Water Quality Tester, Portable Water Tester For Drinking Water, TDS Meter Digital Water
Amazon.com
$438.99
Sper Scientific Turbidity Meter, Water Quality Tester, Portable Water Quality Meter For Field And Lab, Turbidimeter For Water Test With Carry Case (
Amazon.com
Free shipping
$438.99
Sper Scientific Turbidity Meter, Water Quality Tester, Portable Water Quality Meter For Field And Lab, Turbidimeter For Water Test With Carry Case (
Amazon.com
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
$12.99
Simpure TDS Meter Digital Water Tester, 4 in 1 TDS EC & Temperature Meter, Water Quality Hardness Testing Kits, High Accuracy PPM Meter For Drinking
Amazon.com
18
$12.99
Simpure TDS Meter Digital Water Tester, 4 in 1 TDS EC & Temperature Meter, Water Quality Hardness Testing Kits, High Accuracy PPM Meter For Drinking
Amazon.com
$18.99
APEC TDS Meter Digital Water Quality TDS Test Kit Meter With Carrying Case, 0 To 1999 Ppm Measurement Range, 1 Ppm Resolution, +/- 2% Readout Accuracy
Amazon.com
$18.99
APEC TDS Meter Digital Water Quality TDS Test Kit Meter With Carrying Case, 0 To 1999 Ppm Measurement Range, 1 Ppm Resolution, +/- 2% Readout Accuracy
Amazon.com
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
20% off
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
$147.95
$184.94
Hardness Iron & Ph Field Analysis Water Test Kit
US Water Systems
20% off
$147.95
$184.94
Hardness Iron & Ph Field Analysis Water Test Kit
US Water Systems
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$99.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$106.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 3-21 °D, Water Hardness 4-26 °E, Water Hardness 5-37 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$115.00
Supelco Total Hardness Test, Colorimetric, Water Hardness 5-25 °D, For Use With Mquant Stripscan App, Water Hardness 6-31 °E, Water Hardness 9-45 °F
Sigma-Aldrich
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$75.99
$83.99
Tilswall Wifi 7In1 Water Quality Tester Multi-Parameter Water Analyzer
Tilswall US
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
11
29% off
$8.98
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$202.00
Supelco Total Hardness Cell Test, Photometric, 5-215 Mg/L (Ca), Water Hardness 0.7-30.1 °D, Water Hardness 0.9-37.6 °E, Water Hardness 1.2-53.7 °F
Sigma-Aldrich
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot
$12,953.26
Phase II 900-391B Micro Vickers Hardness Tester, Auto-Turret, Camera
Test Equipment Depot