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  1. 50 or 200Pcs Chlorine Dip Test Strips SPA Hot Tub Swimming Pool PH Tester Paper

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity:0 ~ 240 ppm. Water test in swimming pool or spa pool. Total chlorine test range:0 ~ 10 ppm. Free chlorine test range:0 ~ 10ppm.

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  2. pH Indicator Test Strips 80 Pack Effective Litmus Paper for Alkalinity Testing

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

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  4. 200X 6-IN-1 Chlorine Dip Test Strips Hot Tub SPA Swim Pool Water PH Tester Paper

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. Dog Teaser Pole Wand Outdoor Interactive Flirt Pole Training Fun Toy Extendable/. 12Volt LED Interior Spot Reading Light USB Camper Van Caravan Boat Touch Switch.

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  5. 50X 3in1 Chlorine Dip Test Strips Tub SPA Swimming Pool Water PH Tester Paper MU

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Total Alkalinity Test Range: 0~240ppm. Free Chlorine Test Range: 0~10ppm. Test at both ends of pool twice a week for best results. pH Test Range: 6.8~8.4.

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  6. Prochem Genuine PH test Paper BD3403

    Prochem pH test paper BD3403. It is primarily used by professional cleaners, especially those working with carpets and upholstery, to ensure they use the correct cleaning solutions for specific stains.

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  7. 50PCS 6in1 Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Tester Paper XY

    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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  8. 1-14 Laboratory Paper Test Strips 80pcs Full Range PH Indicator High Quality Hot

    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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