BOJACK pH 1- 14 Test Paper Extensive Test Paper Litmus Test Paper pH Test. Neutral when the PH value is equal to 7 acidity when the PH value is greater than 7 Alkaline when PH value is less than 7. Take a small piece of test paper, place it on a watch glass or glass slide, use a glass rod or plastic dropper to point the test liquid on the middle of the test paper, observe the color change, and compare the color with the color chart.
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