Visual Tests

MPS SpaCheck™ 3in1 is the only complete source for spa testing that you will ever need if you are using Active Oxygen (potassium monopersulfate) as...

PoolCheck® Phosphate. Because phosphates are the primary food source for algae, the more phosphate, the more algae. High phosphate levels can produ...

PoolCheck® 4+ is the only complete source for pool & spa testing that you will ever need. Test only takes 20 seconds and you get 4 most importa...

The AquariaTest 4 - is designed to test your Nitrite, pH, Total Alkalinity and Total Hardness levels in your aquarium or pond. Designed for Fresh W...

Check your Peracetic Acid levels with Confidence using our WaterWorks™ Peracetic Acid Check High. This range gives food processing facilities the a...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine . Featuring a patented indicator, make sure your Free Chlorine levels ...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine High Range. Featuring a patented indicator, make sure your Free Chlori...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine . Featuring a patented indicator, make sure your Free Chlorine levels ...

The First and only US EPA (United States Environmental Protection Agency) to approve a Free Chlorine test strip for drinking water use. Check your ...

Check your Chlorine Dioxide levels with Confidence using our WaterWorks™ Chlorine Dioxide Check Low Range. Make sure your Chlorine Dioxide levels a...

Check your Total Chlorine with Confidence using our SenSafe® Total Chlorine Check. Make sure your Total Chlorine levels are where you want them to ...

Check your Ozone level in water with confidence using our SenSafe® Ozone Check. Make sure your Ozone levels are where you want them to be. Contains...

Check your Peroxide with confidence using our SenSafe® High Range Peroxide Check. Make sure your Peroxide levels are where you want them to be. Con...

Check your Peroxide with Confidence using our WaterWorks™ Peroxide. Make sure your Peroxide (H2O2) levels are where you want them to be. Contains 3...

If you only need a few tests, try our affordable Mini kit range. Same kit but smaller. This kit provides accurate results at an affordable pric...

If you only need a few tests, try our affordable Mini kit range. Same kit but smaller. This kit provides accurate results at an affordable price d...

If you only need a few tests, try our affordable Mini kit range. Same kit but smaller. If you are not sure which Arsenic kit to start with - this...

If you only need a few tests, try our affordable Mini kit range. Same kit but smaller. This kit provides accurate results at an affordable price ...

If you only need a few tests, try our affordable Mini kit range. Same kit but smaller. Our state-of-the art lowest range Mini kit - goes down to...

The Quick™ Arsenic Econo Kit has the best price per test of our range of Arsenic test kits at only 0.72 EUR per test. This kit provides accurate...

Great for detecting Arsenic in Water, Soil and Wood. Detects as low as 5 ppb. This kit provides accurate results at an affordable price designed u...

One of our more affordable yet still very sensitive (as low as 2 ppb) Arsenic Kits. If you are looking for an affordable kit that goes down to 2 p...

One of our most sensitive kits. Detects down to 0.5 ppb (ug/l) of Arsenic. This kit provides accurate results at an affordable price designed usin...

Our most sensitive state-of-the-art Kit. Detects as low as 0.3 ppb of Arsenic! This kit provides accurate results at an affordable price designed ...

This Quick™ Arsenic Scan can be used with all of our Arsenic kits as an extra step. It will provide a digital readout to your test result eliminat...

WaterWorks™ Bacteria Check Mini is ideal for home use and quick verification. Product is not EPA Compliant, which requires 100ml product size. Sim...

The WaterWorks™ Bacteria Growth Check for water quality testing is ideal for spot checks when bacteria presence is suspected. Each strip has been ...

WaterWorks™ Chloride Check is the most advanced chloride test strip available today. Designed to verify EPA guidelines for chloride, these Chlorid...

SenSafe® Ultra Low Total Chlorine water quality test strips are perfect for detecting very low levels of sanitizer in as little as 1 minute. The u...

WaterWorks™ Total Chlorine HR water quality test strips provide a high range of detection with our proprietary indicator. WaterWorks™ High Range T...

WaterWorks™ II Free Chlorine/total Chlorine water quality test strips combine a wide range of detection with our patented Free Chlorine indicator....

Check your Copper with Confidence using our SenSafe® John's Copper Check. Featuring our patented Aperture Technology, make sure your Copper levels...

Designed to be a rapid, accurate alternative to wet chemical tests, WaterWorks™ Chromium (chromium-6 or Chromium Hexavalent) for water quality tes...

The WaterWorks™ Low Range Chromium incorporates the patented eXact® reagent delivery system created by Industrial Test Systems, Inc. which is ideal...

Check your Total Hardness levels with Confidence using our WaterWorks™ Total Hardness Check. Contains 30 individually wrapped tests in our new envi...

The WaterWorks™ Hydrogen Sulfide Low Range has detection limits From 0 to 2 ppm (mg/L) with a low sensitivity of 0.3 ppm (mg/L). With this test, t...