Shop water hardness test strip

Sponsored
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$69.00
Hardness Water Test Kit [Certified Laboratory]
Tap Score
$69.00
Hardness Water Test Kit [Certified Laboratory]
Tap Score
$176.00
Hach Total Hardness Test Strips 0-425 Mg/L 250 Tests Individually Wrapped 2793844
Core & Main
$176.00
Hach Total Hardness Test Strips 0-425 Mg/L 250 Tests Individually Wrapped 2793844
Core & Main
$598.00
Microplastics Drinking Water Test Kit
Tap Score
$598.00
Microplastics Drinking Water Test Kit
Tap Score
$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
1K+
$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
$209.00
Essential Well Water Test Kit - Independent And Certified Lab
Tap Score
$209.00
Essential Well Water Test Kit - Independent And Certified Lab
Tap Score
$32.49
Hach 5 in 1 Water Quality Test Strips 2755250
Core & Main
$32.49
Hach 5 in 1 Water Quality Test Strips 2755250
Core & Main
$35.55
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
1K+
$35.55
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
$25.76
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
52
$25.76
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
$21.65
Hach Total Hardness Test Strips, 0 To 425 Mg/L, 50 Strips/Pk | Cole-Parmer
Cole-Parmer
$21.65
Hach Total Hardness Test Strips, 0 To 425 Mg/L, 50 Strips/Pk | Cole-Parmer
Cole-Parmer
$19.33
Exact 486629 Micro Calcium Hardness Strip For Photometers
Amazon.com
25
$19.33
Exact 486629 Micro Calcium Hardness Strip For Photometers
Amazon.com
$20.42
Industrial Test Systems Test Strips: 2 To 77 Ppm Total Hardness, Total Hardness, 100 Tests [PK/100] Model: 486630
Grainger
$20.42
Industrial Test Systems Test Strips: 2 To 77 Ppm Total Hardness, Total Hardness, 100 Tests [PK/100] Model: 486630
Grainger
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
40% off
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
40% off
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
$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
393
$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
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
52
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
149
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
$14.99
Aquasure Water Quality And Hardness Test Strips
Aquasure Corporation
$14.99
Aquasure Water Quality And Hardness Test Strips
Aquasure Corporation
$6.00
$10.99
Miele Water Hardness Test Strip
Evacuumstore
45% off
$6.00
$10.99
Miele Water Hardness Test Strip
Evacuumstore
$16.95
$28.25
Hardness 3 Solution 1.0Oz For Field Test Kits - 2029
US Water Systems
39% off
$16.95
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Hardness 3 Solution 1.0Oz For Field Test Kits - 2029
US Water Systems
$23.90
Lamotte Insta-Test Hardness Test Strips, 0 To 180 Ppm | Cole-Parmer
Cole-Parmer
52
$23.90
Lamotte Insta-Test Hardness Test Strips, 0 To 180 Ppm | Cole-Parmer
Cole-Parmer
$11.84
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
75
29% off
$11.84
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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
$32.73
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
149
$32.73
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
$32.49
Hach 5 in 1 Water Quality Test Strips, 50 | Cole-Parmer
Cole-Parmer
$32.49
Hach 5 in 1 Water Quality Test Strips, 50 | Cole-Parmer
Cole-Parmer
$10.08
$11.43
GE Part Wd01x10295, Dishwasher Water Hardness Test Strip | 6.00 X 6.00 X 0.10
Sears Parts Direct
11% off
$10.08
$11.43
GE Part Wd01x10295, Dishwasher Water Hardness Test Strip | 6.00 X 6.00 X 0.10
Sears Parts Direct
$61.84
124-Piece Home Water Test Kit EPA Standard Easy Use Drinking Water Quality Test Strips For Tap And Well
Home Depot
Free shipping
$61.84
124-Piece Home Water Test Kit EPA Standard Easy Use Drinking Water Quality Test Strips For Tap And Well
Home Depot
$58.79
$88.19
Hach 2793844 Total Hardness Test Strips, 0 To 425 Mg/L 250 Strips/Pk
www.hardclikk.com DDD
33% off
$58.79
$88.19
Hach 2793844 Total Hardness Test Strips, 0 To 425 Mg/L 250 Strips/Pk
www.hardclikk.com DDD
$95.20
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$95.20
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$23.00
Aquachek Select Connect 7-Way Pool And Spa Test Strips Complete Kit - Pool Test Strips For Ph, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, And Cyanuric Acid - (50 Strips) 541604APP
PoolZoom.com
1K+
$23.00
Aquachek Select Connect 7-Way Pool And Spa Test Strips Complete Kit - Pool Test Strips For Ph, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, And Cyanuric Acid - (50 Strips) 541604APP
PoolZoom.com
$17.99
Aquachek Silver 7-Way Pool And Spa Test Strips For Ph, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, And Cyanuric Acid - 100 Strip Bottle 551236
PoolZoom.com
2
$17.99
Aquachek Silver 7-Way Pool And Spa Test Strips For Ph, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, And Cyanuric Acid - 100 Strip Bottle 551236
PoolZoom.com
$16.86
Sensafe (481108) Total Hardness 30 Test Strips
Isopure Water
$16.86
Sensafe (481108) Total Hardness 30 Test Strips
Isopure Water
$17.04
Sensafe (480008) Total Hardness Test Bottle 50 Test Strips
Isopure Water
271
$17.04
Sensafe (480008) Total Hardness Test Bottle 50 Test Strips
Isopure Water
$16.74
$18.99
ASF SEATEST GH Total Hardness Fish Aquarium Water Test Kit, 40 Count
Chewy.com
11% off
$16.74
$18.99
ASF SEATEST GH Total Hardness Fish Aquarium Water Test Kit, 40 Count
Chewy.com
$166.30
TAYLOR K-2005 Complete Test Kit Shock Stabilizer Free Chlorine Water Hardness PH TAY-45-1147
DkHardware.com
372
$166.30
TAYLOR K-2005 Complete Test Kit Shock Stabilizer Free Chlorine Water Hardness PH TAY-45-1147
DkHardware.com
$12.99
$25.07
TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 Ppm Measurement Hardness Tester
LightInTheBox
6
48% off
$12.99
$25.07
TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 Ppm Measurement Hardness Tester
LightInTheBox
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Shop water hardness test strip

Sponsored
About our ads
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
40% off
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
40% off
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
$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
393
$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
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
52
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
149
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
$14.99
Aquasure Water Quality And Hardness Test Strips
Aquasure Corporation
$14.99
Aquasure Water Quality And Hardness Test Strips
Aquasure Corporation
$6.00
$10.99
Miele Water Hardness Test Strip
Evacuumstore
45% off
$6.00
$10.99
Miele Water Hardness Test Strip
Evacuumstore
$16.95
$28.25
Hardness 3 Solution 1.0Oz For Field Test Kits - 2029
US Water Systems
39% off
$16.95
$28.25
Hardness 3 Solution 1.0Oz For Field Test Kits - 2029
US Water Systems
$23.90
Lamotte Insta-Test Hardness Test Strips, 0 To 180 Ppm | Cole-Parmer
Cole-Parmer
52
$23.90
Lamotte Insta-Test Hardness Test Strips, 0 To 180 Ppm | Cole-Parmer
Cole-Parmer
$11.84
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
75
29% off
$11.84
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
$32.73
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
149
$32.73
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
$32.49
Hach 5 in 1 Water Quality Test Strips, 50 | Cole-Parmer
Cole-Parmer
$32.49
Hach 5 in 1 Water Quality Test Strips, 50 | Cole-Parmer
Cole-Parmer
$10.08
$11.43
GE Part Wd01x10295, Dishwasher Water Hardness Test Strip | 6.00 X 6.00 X 0.10
Sears Parts Direct
11% off
$10.08
$11.43
GE Part Wd01x10295, Dishwasher Water Hardness Test Strip | 6.00 X 6.00 X 0.10
Sears Parts Direct
$61.84
124-Piece Home Water Test Kit EPA Standard Easy Use Drinking Water Quality Test Strips For Tap And Well
Home Depot
Free shipping
$61.84
124-Piece Home Water Test Kit EPA Standard Easy Use Drinking Water Quality Test Strips For Tap And Well
Home Depot
$58.79
$88.19
Hach 2793844 Total Hardness Test Strips, 0 To 425 Mg/L 250 Strips/Pk
www.hardclikk.com DDD
33% off
$58.79
$88.19
Hach 2793844 Total Hardness Test Strips, 0 To 425 Mg/L 250 Strips/Pk
www.hardclikk.com DDD
$95.20
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply
$95.20
Lamotte Total Hardness Water Test Kit
Carolina Biological Supply

Shop water hardness test strip

Sponsored
About our ads
$69.00
Hardness Water Test Kit [Certified Laboratory]
Tap Score
$69.00
Hardness Water Test Kit [Certified Laboratory]
Tap Score
$176.00
Hach Total Hardness Test Strips 0-425 Mg/L 250 Tests Individually Wrapped 2793844
Core & Main
$176.00
Hach Total Hardness Test Strips 0-425 Mg/L 250 Tests Individually Wrapped 2793844
Core & Main
$598.00
Microplastics Drinking Water Test Kit
Tap Score
$598.00
Microplastics Drinking Water Test Kit
Tap Score
$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
1K+
$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
$209.00
Essential Well Water Test Kit - Independent And Certified Lab
Tap Score
$209.00
Essential Well Water Test Kit - Independent And Certified Lab
Tap Score
$32.49
Hach 5 in 1 Water Quality Test Strips 2755250
Core & Main
$32.49
Hach 5 in 1 Water Quality Test Strips 2755250
Core & Main
$35.55
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
1K+
$35.55
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
$25.76
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
52
$25.76
Lamotte Test Strip: 0 To 180 Ppm Hardness, Hardness, 50 Tests [PK/50] Model: 2981
Grainger
$21.65
Hach Total Hardness Test Strips, 0 To 425 Mg/L, 50 Strips/Pk | Cole-Parmer
Cole-Parmer
$21.65
Hach Total Hardness Test Strips, 0 To 425 Mg/L, 50 Strips/Pk | Cole-Parmer
Cole-Parmer
$19.33
Exact 486629 Micro Calcium Hardness Strip For Photometers
Amazon.com
25
$19.33
Exact 486629 Micro Calcium Hardness Strip For Photometers
Amazon.com
$20.42
Industrial Test Systems Test Strips: 2 To 77 Ppm Total Hardness, Total Hardness, 100 Tests [PK/100] Model: 486630
Grainger
$20.42
Industrial Test Systems Test Strips: 2 To 77 Ppm Total Hardness, Total Hardness, 100 Tests [PK/100] Model: 486630
Grainger
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
40% off
$9.95
$16.59
Total Hardness Testing Strips - 5-Pack
US Water Systems
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
40% off
$10.95
$18.25
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
$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
393
$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
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$43.67
Insta-Test Test Strip: Iron/Ph/Total Chlorine/Total Hardness, Iron/Ph/Total Chlorine/Total Hardness [PK/50] Model: 2992
Grainger
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$114.00
Mquant Ion-Specific Test Strips, Carbonate Hardness, VWR International - EM1.10648.0001-EA
The Lab Depot
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
52
$33.30
Lamotte 2981, Insta-TEST 0 - 180 Ppm Hardness Test Strip
MegaDepot
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
149
$31.99
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com