Best Deals This Week

Best Water Test Kits Deals Online in the US (10 deals found)

Last Updated - March 15, 2026 Sort By:

Best Choice

New
Magic Water Toy Elf Kit, Water Fairy Water Gel Kit with 12 Magic Gels, 12 Shape Molds, Fun Summer Toys Gifts Kids Birthday Party Favors, DIY STEM Aqua Kits Boys Girls Toys for Age 3+(12 Colors)
【Magic Water Toy Elf Kit】Dive into creativity with our magic gel water pets, featuring 12 vibrant colors—12 pure magic gels—along with 12 cute shape molds, 2 packs of magic powder, 1 page stickers and a stirring rod. This water gel toy kit is perfect for budding artists and crafts for kids ages 4-8 kids toys for age 3-4,water toys for kids ages 4-8

$13.99 $22.99
18% Off

New
Varify 17in1 Complete Drinking Water Test Kit - 100 Strips + 2 Bacteria Tester Kits - Well, Tap, Home, City Water Testing Strip for Lead, Alkaline, Chlorine, Hardness, Iron, Fluoride, Copper & More
17 IMPORTANT PARAMETERS: The Varify Premium Drinking Water Test Kit offers an unrivaled, complete analysis of your drinking water by testing for 17 essential parameters. This includes crucial tests for chlorine, fluoride, lead, iron, bacteria, and more, ensuring that you're fully informed about the quality of your water. With this extensive range of testing capabilities, you can detect contaminants and imbalances that could affect your health, providing a holistic view of your water's safety.

$26.97 $32.99
Best Value

New
Varify 17in1 Complete Drinking Water Test Kit - 100 Strips + 2 Bacteria Tester Kits - Well, Tap, Home, City Water Testing Strip for Lead, Alkaline, Chlorine, Hardness, Iron, Fluoride, Copper & More
17 IMPORTANT PARAMETERS: The Varify Premium Drinking Water Test Kit offers an unrivaled, complete analysis of your drinking water by testing for 17 essential parameters. This includes crucial tests for chlorine, fluoride, lead, iron, bacteria, and more, ensuring that you're fully informed about the quality of your water. With this extensive range of testing capabilities, you can detect contaminants and imbalances that could affect your health, providing a holistic view of your water's safety.

$24.27 $32.99
23% Off

New
Varify Water Hardness Test Kit - Water Testing Kit for Home, Drinking, Well, Spa, Swimming Pool, Softener, Dishwasher & More - Hard Water Test Strips for Calcium, Magnesium etc (0-425 pmm, 150 Strips)
PROTECT YOUR HOME AND WELLNESS: Understand the impact of hard water on your home and health. Hard water can damage appliances, clog pipes, and affect your skin and hair. By using Varify's Water Testing Kit to monitor your water's hardness, you're taking an important step in preventing potential damage and ensuring the well-being of your household.

$9.99 $12.97
21% Off

New
21-in-1 Home Drinking Water Testing Kit - 120 Strips + 4 Bacteria Tests - Tap and Well Water Test Kit, Easy to Test and Read for Hardness, Lead, Iron, Fluoride, pH, Copper, Bacteria and More
Every test counts: Water insecurity can cause health problems, and having suffered from it myself, I am keenly aware that I do not want to see any more families affected. HEVEIS is committed to encouraging families in the United States to be aware of water quality issues and to take steps to test water quality regularly and resolve problems in a timely manner. To eliminate the physical effects of water quality. Small actions add up to a big difference, so take action now for the health of you and your family

$22.98 $28.99
14% Off

New
Kiditos Magic Water Elf Toy Kit – Squishies for Kids, 20 Gels & 10 Molds, Magic Gel Water Pets Sensory DIY Craft Kit, Party Favors & Gifts for Kids Ages 3+
The 20 Sea Creature Colors Magic Water Elf Toy Kit includes 10 color pure magic gels, 10 color sparkling magic gels, 10 sea creature molds, 4 packs magic powder, and 1 piece net.

$29.99 $34.99
Used
Kiditos Magic Water Elf Toy Kit – Squishies for Kids, 20 Gels & 10 Molds, Magic Gel Water Pets Sensory DIY Craft Kit, Party Favors & Gifts for Kids Ages 3+
The 20 Sea Creature Colors Magic Water Elf Toy Kit includes 10 color pure magic gels, 10 color sparkling magic gels, 10 sea creature molds, 4 packs magic powder, and 1 piece net.

$27.29
New
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
Clear Range: This house water testing kit offers clear, easy to read results and acceptable ranges for all substances. The water contaminant tester delivers clear results on any type of water

$29.99
10% Off

New
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
Clear Range: This house water testing kit offers clear, easy to read results and acceptable ranges for all substances. The water contaminant tester delivers clear results on any type of water

$26.99 $29.99
11% Off

New
Dan&Darci Aqua Fairy Water Gel Kit for Kids - Magic Elf Toy Kits - Waters Pets - DIY Squishy Maker Set - Craft for Kids - Make Your Own Squishies Toys Crafts for Boys & Girls
CREATE YOUR OWN MAGIC AQUA FAIRIES: Watch as gel transforms into magical squishy water elves in fun shapes like unicorns, dinosaurs, and more! A unique creative experience for kids that sparks their imagination.

$24.99 $27.99

10 Water Test Kits deals are available from: Amazon stores, starting from $9.99.
The biggest discount we found is 39% on Magic Water Toy Elf Kit, Water Fairy Water Gel Kit with 12 Magic Gels, 12 Shape Molds, Fun Summer Toys Gifts Kids Birthday Party Favors, DIY STEM Aqua Kits Boys Girls Toys for Age 3+(12 Colors) at Amazon.
The lowest price we found is $9.99 while the highest is $29.99.
Prices for the best Water Test Kits deals average at $23.75.
Last updated on March 15, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Water Test Kits.