Shop water hardness test kit

Sponsored
About our ads
$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
843
$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
843
$34.00
Taylor Technologies K-1770 Calcium Hardness Drop Test Kit
Pool Warehouse
1
$34.00
Taylor Technologies K-1770 Calcium Hardness Drop Test Kit
Pool Warehouse
1
$44.19
Lamotte Total Hardness Test Kit: Lab, 0-200 Ppm, Reagent, 1 Model: R-4482-LI-01
Grainger
$44.19
Lamotte Total Hardness Test Kit: Lab, 0-200 Ppm, Reagent, 1 Model: R-4482-LI-01
Grainger
$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
$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
1K+
$34.25
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
1K+
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$79.36
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
1
$79.36
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
1
$10.95
$13.69
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
20% off
$10.95
$13.69
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
$31.99
Total Water Hardness Test For Pool, Aquarium, And Drinking Water, And Improving Water Softener Efficiency, Hard Water Test Kit
Amazon.com
46
$31.99
Total Water Hardness Test For Pool, Aquarium, And Drinking Water, And Improving Water Softener Efficiency, Hard Water Test Kit
Amazon.com
46
$114.00
Hach Total Hardness Test Kit Model HA-71A 145201
Core & Main
$114.00
Hach Total Hardness Test Kit Model HA-71A 145201
Core & Main
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
24
Free shipping
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
24
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
721
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
721
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
6
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
6
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
20% off
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
472
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
472
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's
$34.65
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
19
$34.65
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
19
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
1K+
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
1K+
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$61.51
Total Hardness Test Kit
Certified MTP
$61.51
Total Hardness Test Kit
Certified MTP
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$9.17
Drinking Water Quality Test Kit
Home Depot
Free shipping
$9.17
Drinking Water Quality Test Kit
Home Depot
Free shipping
$67.60
Total Hardness Chemical Test Kit
Certified MTP
$67.60
Total Hardness Chemical Test Kit
Certified MTP
$172.13
Hardness (Total And Calcium) Test Kit 2 Or 10Ppm/25 Ml
Certified MTP
$172.13
Hardness (Total And Calcium) Test Kit 2 Or 10Ppm/25 Ml
Certified MTP
$38.00
Cleveland 115036 Water Quality Test Kit
WebstaurantStore
$38.00
Cleveland 115036 Water Quality Test Kit
WebstaurantStore
$9,367.80
Online Water Total Hardness Analyzer
Sper Direct
$9,367.80
Online Water Total Hardness Analyzer
Sper Direct
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
19
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
19
$58.00
$133.40
Hach - 183701 - Hardness, Iron, And Ph Test Kit, Model HA-62A
USelessca shop
56% off
$58.00
$133.40
Hach - 183701 - Hardness, Iron, And Ph Test Kit, Model HA-62A
USelessca shop
$92.71
OAKTON WD-35802-99 Solution Kit For Water Hardness Electrode DJRE
Globaltestsupply.com
$92.71
OAKTON WD-35802-99 Solution Kit For Water Hardness Electrode DJRE
Globaltestsupply.com
$70.88
Taylor Water Technologies - Drop Test Hardness-Calcium Magnesium Total
Pool Spa Supplies
$70.88
Taylor Water Technologies - Drop Test Hardness-Calcium Magnesium Total
Pool Spa Supplies
$100.66
Hardness (Total & Calcium) Test Kit 2 Or 10Ppm/25 Ml
Sper Direct
$100.66
Hardness (Total & Calcium) Test Kit 2 Or 10Ppm/25 Ml
Sper Direct
$10.99
Tds Meter Digital Water Tester, Accurate Professional 4-In-1 Tds, Temperature And EC Meter, 0-9990Ppm, Ideal Water Test Meter For Drinking Water, Aqua
Walmart
33
$10.99
Tds Meter Digital Water Tester, Accurate Professional 4-In-1 Tds, Temperature And EC Meter, 0-9990Ppm, Ideal Water Test Meter For Drinking Water, Aqua
Walmart
33
$34.89
$41.87
Lamotte 4482-LI-02 Water Testing Kit,Hardness,0 To 200 Ppm
Expressionsvtca
16% off
$34.89
$41.87
Lamotte 4482-LI-02 Water Testing Kit,Hardness,0 To 200 Ppm
Expressionsvtca
$75.75
AQUAPHOENIX SCIENTIFIC Total Hardness Test Kit, 10 Ppm/25 Ml, TK3039-Z
Zoro.com
$75.75
AQUAPHOENIX SCIENTIFIC Total Hardness Test Kit, 10 Ppm/25 Ml, TK3039-Z
Zoro.com

Shop water hardness test kit

Sponsored
About our ads
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
24
Free shipping
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
721
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
6
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
20% off
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
472
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's
$34.65
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
19
$34.65
Rainbow Total Water Hardness Test Kit - R151276
Pool Web
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
1K+
$34.25
Hach Hardness Drop Test Kit , High Range (Range 1 To 30 Gpg) | Cole-Parmer
Cole-Parmer
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$9.95
Total Hardness Testing Strips - 5-Pack
US Water Systems
$61.51
Total Hardness Test Kit
Certified MTP
$61.51
Total Hardness Test Kit
Certified MTP
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$59.00
Everpure EV433940 Water Test Kit Tests Water Hardness
IceMachinesPlus_2024
$9.17
Drinking Water Quality Test Kit
Home Depot
Free shipping
$9.17
Drinking Water Quality Test Kit
Home Depot
$67.60
Total Hardness Chemical Test Kit
Certified MTP
$67.60
Total Hardness Chemical Test Kit
Certified MTP
$172.13
Hardness (Total And Calcium) Test Kit 2 Or 10Ppm/25 Ml
Certified MTP
$172.13
Hardness (Total And Calcium) Test Kit 2 Or 10Ppm/25 Ml
Certified MTP
$38.00
Cleveland 115036 Water Quality Test Kit
WebstaurantStore
$38.00
Cleveland 115036 Water Quality Test Kit
WebstaurantStore
$9,367.80
Online Water Total Hardness Analyzer
Sper Direct
$9,367.80
Online Water Total Hardness Analyzer
Sper Direct
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com
19
$25.89
Pentair Total Water Hardness Testing Parameter Specialty Test Kit R151276
PoolZoom.com

Shop water hardness test kit

Sponsored
About our ads
$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
843
$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
843
$34.00
Taylor Technologies K-1770 Calcium Hardness Drop Test Kit
Pool Warehouse
1
$34.00
Taylor Technologies K-1770 Calcium Hardness Drop Test Kit
Pool Warehouse
1
$44.19
Lamotte Total Hardness Test Kit: Lab, 0-200 Ppm, Reagent, 1 Model: R-4482-LI-01
Grainger
$44.19
Lamotte Total Hardness Test Kit: Lab, 0-200 Ppm, Reagent, 1 Model: R-4482-LI-01
Grainger
$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
$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
1K+
$34.25
Hach Total Hardness Water Test Kit Model 5-B 145300
Core & Main
1K+
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$138.40
2401 Pro Products Water Test Kit (Hardness, Iron And Ph)
Discount Filter Store
$79.36
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
1
$79.36
Lamotte Total Hardness Water Test Kit: Total Hardness, 50 Tests, 4482-DR-LI-01 Model: 4482-DR-LI-01
Grainger
1
$10.95
$13.69
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
20% off
$10.95
$13.69
Consumer Hardness Test Kit For Water Treatment | 23052
US Water Systems
$31.99
Total Water Hardness Test For Pool, Aquarium, And Drinking Water, And Improving Water Softener Efficiency, Hard Water Test Kit
Amazon.com
46
$31.99
Total Water Hardness Test For Pool, Aquarium, And Drinking Water, And Improving Water Softener Efficiency, Hard Water Test Kit
Amazon.com
46
$114.00
Hach Total Hardness Test Kit Model HA-71A 145201
Core & Main
$114.00
Hach Total Hardness Test Kit Model HA-71A 145201
Core & Main
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
24
Free shipping
$18.99
Digital TDS Meter Water Quality Tester With Carrying Case
Home Depot
24
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
721
$29.99
Safe Home® 14-In-1 Drinking Water Test Kit - DIY Testing For Lead, Bacteria, Hardness, Copper And More - City Tap Or Well Water - 27 Mechanisms/Kit
Amazon.com
721
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$86.98
Total & Calcium Hardness Test Kit
Cannon Water Technology
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
6
$12.49
Hydrion Water Hardness Test Kit
WebstaurantStore
6
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
20% off
$10.95
$13.69
Hardness Test Bottle, Square
US Water Systems
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
472
$15.11
Industrial Test Systems Test Strips: 0 To 1,000 Ppm Total Hardness, Total Hardness, 30 Tests [PK/30] Model: 481108
Grainger
472
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's
$17.47
Ispring 3-Button Digital Water Quality And Hardness Test Meter Multi-Use Water Test Kit | TDS3
Lowe's