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Best cyanuric acid test kits - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice
25% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Taylor
25% Off

Taylor K-2006-SALT FAS-DPD, 9-in-1 Pool & Spa Test Kit, Free & Combined Chlorine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, Cyanuric Acid (CYA), and Chloride (Sodium Chloride).

Taylor

$97.43

$129.99
(25% Off)

More Details
Main highlights
- The K-2006-SALT standard Complete kit contains .75oz bottles for low-frequency water testers. If you are a high-frequency water tester, our K-2006C-SALT Service Complete kit contains 2oz bottles that provide more than 2.5x the total number of water tests compared to the K-2006-SALT kit.
- Reliable Results In Seconds – Everything you need to test your saltwater pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 15 easy-to-use reagents for 9 common water test parameters for FAS-DPD High Range testing: Free & Combined Chlorine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, Cyanuric Acid (CYA), and Chloride (Sodium Chloride).
- Quick & Easy to Use – Simply collect your water sample using the comparator and add the appropriate testing reagents to determine the results. Product instructions are written in non-technical language with easy-to-understand pictograms.
- Proudly Made in the USA – Since 1930, Taylor has been the leading developer of water testing products. All Taylor products are engineered and manufactured in the USA. You can trust that when you choose Taylor, you will receive the highest quality water testing equipment on the market.
- Pool & Spa Test Kits Built to Last – With testing kits built to last, you’ll find yourself needing to replace your Taylor reagents before the entire kit. Replacement reagents are available separately so you can easily replace your pool and spa testing chemicals every season.
- For Homeowners and Professionals – Taylor products are built to professional standards but with processes easy enough for any pool or spa owner to use. With unparalleled customer service and support, Taylor is the go-to for every distributor, retailer, commercial operation, and homeowner… wherever water is tested.
$97.43
$129.99 (25% Off)
2
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dr.Tim.Wang

9 Way Pool Test Kit - Hot Tub and Spa Water Chemical Test Kit for pH & Total Chlorine & Free Chlorine & Bromine & Total Alkalinity & Calcium Hardness & Cyanuric Acid & Copper & Phosphate

Dr.Tim.Wang

$55.55

More Details
Main highlights
- What's Included: Includes one 3/4-ounce bottle of pH test solution, two 3/4-ounce bottle of free chlorine test solution, one 3/4-ounce bottle of total chlorine test solution, three 3/4-ounce bottle of total alkalinity test solution, three 3/4-ounce bottle of calcium hardness test solution, two 3/4-ounce bottle of cyanuric acid test solution, one bottle of copper test strips, one bottle of phosphate test strips, one test tank
- Quick Results: Test both fresh and saltwater systems confidently, obtaining highly precise results within seconds
- Expert Grade: Use color-coded reagents and easy-to-read color standards to obtain laboratory-grade measurement results
- Easy to Use: Collect your water sample using the test tank/tube and add the appropriate reagent to obtain the results. The user manual is written in non-technical language with easy-to-understand pictograms
- 9-IN-1 Testing Kit: Calibrated for quick, accurate testing of pool and spa water, testing pH, Total Chlorine, Free Chlorine(Bromine), Total Alkalinity, Calcium Hardness, Cyanuric Acid, Copper & Phosphate
$55.55
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Valterra

Blue Devil B7525 Cyanuric Acid Test, 8-Ounce

Valterra

$34.81

More Details
Main highlights
$34.81
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

My Garden Pool

My Garden Pool Cyanuric Acid Test Kit - Accurate Testing, 8 oz Reagent, with Test Tube and Mixing Bottle, Professional Grade Pool Maintenance Tool - Maximize Pool Water Efficiency The Best Way

My Garden Pool

$32.99

More Details
Main highlights
- Suitable for All Pools: Whether you have an above-ground or in-ground pool, our test kit works universally for various pool types and sizes.
- Reliable and Trustworthy: "My Garden Pool" is dedicated to providing high-quality pool care products, ensuring a safe and enjoyable swimming experience.
- Professional Grade Testing at Home: Get professional-level results without the hassle of visiting a pool store, saving time and effort.
- Maintain Pool Efficiency: Proper cyanuric acid levels help maximize the effectiveness of your pool's chlorine, leading to cleaner and healthier water.
- Long-lasting Results: By regularly monitoring cyanuric acid levels, you can extend the life of your pool water, saving money on chemicals and maintenance.
- Easy-to-Use: Our kit includes clear instructions, making it simple for both beginners and experienced pool owners to test their water's cyanuric acid content.
- Accurate Pool Water Testing: Ensure your pool's cyanuric acid levels are balanced with precision using our My Garden Pool Cyanuric Acid Test Kit.
- 8 oz Reagent: Each kit contains an ample 8 oz of high-quality reagent, providing multiple tests and great value for money.
$32.99
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Pentair

Pentair R151226 79 Cyanuric Acid Test Kit

Pentair

$51.97

More Details
Main highlights
- Test vial designed for positive readout, 8-ounces reagent, instructions in Styrene box with clear top
- Measures 8-1/2-inch length by 13-inch height by 8-3/4-inch width
- Includes 1 kit per pack
- Determine parts per million of Cyanuric Acid
- Cyanuric acid test kits
$51.97

Best cyanuric acid test kits - Holiday Sale 2025

Taylor K-2006-SALT FAS-DPD, 9-in-1 Pool & Spa Test Kit, Free & Combined Chlorine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, Cyanuric Acid (CYA), and Chloride (Sodium Chloride).

9 Way Pool Test Kit - Hot Tub and Spa Water Chemical Test Kit for pH & Total Chlorine & Free Chlorine & Bromine & Total Alkalinity & Calcium Hardness & Cyanuric Acid & Copper & Phosphate

Blue Devil B7525 Cyanuric Acid Test, 8-Ounce

My Garden Pool Cyanuric Acid Test Kit - Accurate Testing, 8 oz Reagent, with Test Tube and Mixing Bottle, Professional Grade Pool Maintenance Tool - Maximize Pool Water Efficiency The Best Way

Pentair R151226 79 Cyanuric Acid Test Kit

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