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  1. PoolSan Non Chlorine Shock Granules water clarifier for pools, spas, hot tubs

  2. LaMotte Insta-Test 3 Plus, Swimming Pool and Hot Tub Test Strips (50 Strips)

    This test strip is a dip-n-read strip with instant results. The Insta-TEST® 3 Plus strip is perfect for basic water testing of the most important test factors. This product is available with trilingual (English, Spanish, French) instructions.

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  3. 50X 3 in 1 PH Test Fish Tank Water Tropical Aquarium Swimming Paper Test Strips

    Easy to use: No complex tools needed, dip the strip for 2 seconds, compare colors, and get results in 30 seconds, easy to use.

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  4. 6-in-1 Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Pape

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Total alkalinity test range: 0~240 ppm. Total chlorine test range: 0~10 ppm. Residual chlorine test range: 0~10ppm. Test at both ends of pool twice a week for best results.

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  5. 2X 6-in1Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Paper

    Total alkalinity test range: 0~240ppm. Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.

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  6. 50x 4-In-1 PH Test Strips Rapid Water Testing Kit for Hot Tub Spa Pool Pond

    Swimming Pool Chlorine PH/CL2 Water Quality Tester Digital Monitor Spa Hot Tub. PH: 6.8~8.4ph. Easy to use: No complex tools needed, dip the strip for 2 seconds, compare colors, and get results in 30 seconds, easy to use.

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  7. Aquarium Pool Water Tester TDS EC Meter Digital Tester PH Test Pen Water Purity

    TDS: 0-99999ppm. Sensitive probe purity instantly visible, press the switch, the test pen into the water to be tested, the lower the TDS value, indicating that the lower the content of total dissolved solids in the water, the purer the water quality.

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  8. 50pcs 6 in 1 Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Tester Paper

    Easy to test: Total Chlorine, Free Chlorine/Bromine, pH, Total Alkalinity, Total Hardness, Cyanuric Acid. Test range for total alkalinity: 0 ~ 240 ppm. Total chlorine test range: 0 ~ 10 ppm. Free chlorine test range: 0 ~ 10ppm.

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  9. PH Meter Tester Pen Digital Kit Aquarium Water Monitor Pool Portable Hydroponics

    About this item【5-in-1 Water Quality Tester】Salinity Meter, EC Meter, TDS, PH, and Temperature tester. Salinity measurement range: 0~10000ppm/10.1~200.0ppt or 0.0-25%, salinity tester has an ATC function, which can decrease the error caused by the change of liquid temperature.【Two Salinity Meters】Digital PH meter can detect the salinity of edible salt, and it can detect the salinity of seawater too. Food salinity measuring range: 0.00-25.00%, seawater salinity measuring range: 10.1-200.0 ppt, 1%=10 ppt=10000 ppm. TDS and salinity units are the same, but when measuring salinity, the pH meter needs to be converted to salinity mode.【High Precision】The high precision algorithm chip and electrode of our digital ph tester ensure an accurate and fast re.

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