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  1. Wejoy 50Pcs 7 In1 Nitrite Nitrate Ph Test Strips Kh Gh No2 No3 Bromine Chlorine Test Aquarium Fish Tank Water Tropical Test Strips Kit

  2. 200PCS Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Paper

    Total alkalinity test range: 0~240ppm. Total alkalinity: 0-40-80-120-180-240. 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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  3. Innovative Ph Test Strips, Litmus Paper For Full Range Monitoring In Diet, Soil, And Pet Food Testing, Quick Results Within 15 Seconds, Universal Appl

  4. PH Test Strips 1-14 Indicator Paper Lab Litmus Tester Water Alkaline Acid 10pcs

    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. Labrat Supplies Plastic Ph Test Strips Universal Application (Ph 0-14) 100 Strips | For Saliva Soap Urine Food Liquids Water With Soil Testing Lab Monitoring

  6. 7 in 1 PH Test Fish Tank Water Tropical Aquarium Pond Water Test Strips Kit 2025

    Take 5-10ml of the sample, and take the supernatant for testing after standing. The test is carried out at room temperature around 25°C. Shelf life: 1 year. Color: As shown. Material: PET.

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  7. Love Fish Aquarium Start Up Kit - Freshwater Aquarium Kit - Up to 200 Litres - Includes Tapsafe and Test Strips

  8. 50 pieces pool water test strips 3 in 1 measurement of PH chlorine alkalinity

    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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  9. Easy To Use PH Test Strips, Litmus Paper For Wide Range Of Uses, Durable And Reliable For Long Term Monitoring, 2 Rolls Of 16.4Ft Per Roll, Ideal For

  10. 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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  11. pH Test Strips, Highly Accurate Monitoring For Soap Lemon Juice Milk Liquid Detergent Moist Soil Saliva Urine Sweat, 6 Pack pH Strips And 3 Test Pipet

  12. High Quality PH Test Strips for Detecting Acidic and Alkaline Substances

    8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 1 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. press the testing strip to the object or liquid you are testing.

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  13. Complete pH Indicator Test Strips with Range 1 14 and Color Chart 80 Strips

    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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  14. Litmus pH 1 to 14 Test Paper Book 80 Strips Universal Full Range Strips Tester

    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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