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1. Test Strips 80pcs Full Range Litmus Tester PH Indicator Saliva 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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2. 1-14 Laboratory Paper Test Strips Full Range Litmus Tester PH Indicator

   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. Litmus Tester Urine-Saliva 160*PH Indicator Test-Strips 1-14 Laboratory Paper AU

   The test strip color changes must be matched with the pH scale color chart within about 15 seconds. Different pH content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, the larger the value, the stronger the alkalinity.

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4. PH Test Strips 1-14 Indicator Paper Lab Litmus Tester Water Alkaline Acid 7pcs

   NOTE:This paper does not apply to buffer solutions and very weak acid-base solution concentration lower than 0.01%.Please note that solutions with a pH of 5.5 will result in a yellow colored test strip that resembles the original color of the dry strip.Store in a cool, dry place away from sunlight. Instructions: 1. Take one strip and dip it into the solution you would like to measure. The color of your strip will change immediately.2. Quickly match this color against the color chart on the inside of package to obtain the pH in 15 seconds. Do not wait or let the strip dry!3. The number next to the color on the chart is your pH. The pH scale ranges from 1 (very acidic) to 14 (very basic), 7 is neutral. Description:Testing Range: 1-14Overall Size: 55x9mm / 2x0.

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5. 1/5/10 Litmus pH 1 to 14 Test Paper 80 Strips Universal Full Range Strips Tester

   12-14 Indicates a very high level of Alkalinity. This pH tester kit allows you to accurate test the pH of various substances including Water, Food, Aquarium, Urine, Soil etc. PH Test Paper. Colour produced will indicate the pH of the solution.

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6. 80Pcs 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. 1 x 80pcs pH test 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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7. UK 160pcs 2 books Full Range 1-14 pH Test Paper Strips Litmus Testing Indicator

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

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8. 160pcs 2 books Full Range 1-14 pH Test Paper Strips Litmus Testing Indicator

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

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