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  1. 100 Strips Urine Test Strip 10 Parameters Urinalysis Dip-Stick PH Test Strips

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  2. 7 in 1 PH Test Fish Tank Water Tropical Aquarium Pond Water Test Strips Kit NEW

    Take 5-10ml of the sample, and take the supernatant for testing after standing. Nitrate nitrate test range 0~240. Nitrate Nitrite. Too high or too low PH is not good for fish growth. If the pH value is less than 4.4, the fish mortality rate can reach 7% to 20%.

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  3. Urine Digital Test Health Check At Home Test Vitamin C,PH,Zinc,Calcium,Water

    ---NEW ON THE MARKET--- For those seeking personalized health insights on demand, meet BioStrip Single, available individually for your convenience! Whether you’re a first-time user curious about its incredible capabilities or a savvy wellness enthusiast fine-tuning your health, the individual BioStrip option offers flexibility and accessibility. Tailor your health journey, one strip at a time, and embrace the freedom to prioritize your well-being whenever you desire. In 60 seconds have your health checked: Vitamin C, Zinc, Protein, Oxidative Stress, White Cells, Calcium, Water and more. When you receive the strip please pm to receive the link to register and use your strip immediately

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  4. CLEARWATER HOT TUB POOL SPA DIP TEST STRIPS 25-50-100 PH STRIPS SWIMMING POOL

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  5. Litmus Paper pH 1 to 14 Test Book 80 Strips for Soil Water Liquid Hot Tub Urine

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  6. 100 Strips Soil pH Tester Soil pH Test Kit PH Test Meter Strip 3.5-9 Range UK

    【Enhanced Accuracy with Second-Generation Design】: The second-generation soil pH test kit features a 3-pad design that enhances accuracy. This soil tester for garden nutrients gives you a clearer picture of your soil's health.

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  7. 4pcs pH Test Strips 80 Litmus Indicator Papers Tester Alkaline Testing Red New

    Litmus papers are used to determine the pH level of a liquid and determine if a solution is basic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.

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  8. 50/100/200 x Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Testing 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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