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  1. 320x 1-14 pH Indicator Test Strips Laboratory Paper Litmus Tester Urine Saliva

    You can use the paper for cooking, like checking the acidity of coffee or the alkalinity of tea. Match the color changed strip with the pH scale color chart within ~15 seconds. 8 - 11 : alkalinity. 12 - 14 : very high alkalinity.

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  2. 1-14 Laboratory Paper Test Strips Full Range PH Indicator 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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  3. 150 x Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Paper

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  4. 200PCS PH Tester Paper Chlorine Dip Pool Test Strips Hot Tub SPA Swimming Bottle

    Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. 💦This pool ph test kit has anti-VC interference ability，The accuracy is 96%. 7 in 1 swimming pool test paper：.

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  5. 400pcs Full Range 1-14 pH Test Paper Strips Litmus Testing Indicator Universal

    Using the Colour Chart Compare the Paper to See pH Level. High Accuracy Test Paper, pH Range From 1-14. 400x PH test paper. Press the Testing Strip to the Object or Liquid you are Testing.

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  6. 100x Universal pH Paper Test Strips to measure the pH 0 to 14 pH - 1 (DF)

    100x Strisce indicatrici di pH (0-14 pH). Il valore di pH indica quanto è acida o alcalina l'acqua. - Gamma di misurazione: de 0 a 14 pH. - Risoluzione: 1 pH. Receiving your order safely and against your signature.

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  7. 200x Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub 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. Test at both ends of pool twice a week for best results.

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  8. 80 Pcs PH Indicator Test Strip 1-14 Laboratory Paper Litmus Tester Urine Saliva

    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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