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  1. 50PCS Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Paper

    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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  2. 80 Pcs PH Indicator Test Strip 1-14 Laboratory Paper Litmus Tester Urine Saliva

    8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.

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  3. 1-14 Laboratory Paper Test Strips 80pcs Full Range PH Indicator Saliva

    8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.

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  4. 80x pH Indicator Test Strips 1-14 Laboratory Paper Litmus Tester Urine Saliva

    8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.

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  5. 2 Pack Ph 1-14 Test Indicator 160 Strips Litmus Paper Water Soil Testing Kit

    PH range 0-14. The test strip size 55mm x 9.0mm / 2.20" x 0.35". Manufacturer reference L3500212. Part number L3500212. Add to Favorite. We're happy to help. Item Weight 10 g.

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  6. 80 Strips Test Paper Full Range 1-14 Litmus Testing Kit Food Urine Soil PH UK

    12-14 indicates "Very high level of Alkalinity". 4-6 indicates "Acidic substance". 1-3 indicates "Very high acidic".

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  7. 1-14 Laboratory Paper Test Strips Full Range PH Indicator High Quality

    8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.

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  8. 100x Chlorine Dip Test Strips Water SPA Hot Tub Swimming Pool PH Tester Paper UK

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. 2 in 1 Wireless Android Auto Adapter Carplay Adapter USB Car Dongle Connect Box. Water test in swimming pool or spa pool.

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