AquaChek/Hach

This product is no longer available.. One step, one-minute phosphate test. Even low levels of phosphate can lead to algae in your pool or spa. This test uses powder pillows and vials, which offer...

Biguanide is a chlorine-free sanitizer used in mineral purification systems. Get test results for 3 important chemistries in seconds: Biguanide, pH, and Total Alkalinity.

This is a 50 strip kit to test Alkalinity, Monopersulfate (MPS) and pH. Ideal for customers who use Monopersulfate as an oxidizer in their pool or spa. Monopersulfate is used in mineral purification...

Ideal for customers who use bromine as a sanitizer in their spa or pool. Includes a 4th test for Total Hardness as low levels can cause significant damage to metal pipes & fixtures, as well as...

Developed specially for spas, AquaChek Spa 6-in-1 gives you a complete look at the water chemistry in your spa or hot tub. Choose Spa 6-in-1 to get a comprehensive understanding of your spa water...

Test for salt as sodium chloride in pools and spas equipped with salt generators with precision and ease in minutes.

This is a Set of Test Strips Ideal for customers who use chlorine as a sanitizer in their pool or spa. Includes a test for Cyanuric Acid (stabilizer), which is especially important for outdoor pools...