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1. Water Paper Roll Universal 0-14 pH Test Strip Portable Aquarium Indicator Paper

   This universal pH test paper roll is suitable for school and laboratory to test the body urine, drinking water, swimming pools, fish tanks, hydroponics, aquariums, food, and others. pH Values Range: 0-14.

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2. 160 pH 1-14 Universal Full Range Litmus Test Paper Strips Urine Tester Indicator

   O 8 - 11 indicates alkalinity. o 12 - 14 indicates a very high level of alkalinity. o pH range:1-14. The scale reads from 1 to 14.

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3. Many kinds PH Test Paper Strips Roll Alkaline Acid Indicator Paper Universal

   8-11 indicates alkalinity. 12-14 indicates a very high level of alkalinity. 0 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. Suitable for testing the alkaline or acid level of any liquid.

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4. Litmus Paper Brand new pH 1 to 14 Test Book 80 Strips for Soil Water Liquid

   O 8 - 11 indicates alkalinity. o 12 - 14 indicates a very high level of alkalinity. o pH range:1-14. The scale reads from 1 to 14.

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5. 160 pH 1-14 Universal Full Range Litmus Test Paper Strips Tester Indicator Urine

   12-14 indicates "Very high level of Alkalinity". 1-3 indicates "Very high acidic". How to use?.

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6. pH Test papers Indicator Strips pH 4.0-7.5 x 100 Strips perfect for cheesemaking

   GUIDANCE: The pH when salting is directly related to the rate of salt absorption. More salt can be absorbed at low pH than at higher pH. However at low pH (<5.0), the body of the cheese is hard and brittle.

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7. 100/50/pcs Chlorine Dip Test Strips Hot Tub SPA 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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8. 4pcs pH3.8-5.4 Test Strip 80 Litmus Indicator Paper Tester Alkaline Acid Testing

   Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.3 pHTesting Range: 3.8-5.4Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageThere are 8 color-coded scales that go from 3.8 to 5.4. Also can be used to determine the strength of acid and base, as we go from 5.4 to 3.8 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.

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