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pH, test stripes  Test papers: Universal pH1 to pH 11: 20 strips Method for general use: 1. Dip a piece of the test paper into the solution to be tested for a few seconds. 2. Remove the test paper from de solution. 3. Compare the colour produced on the test paper with the color chart to determine the pH of the test solution. 4. pH is:     Acidic: less than 7     Neutral: 7     Basic or alkaline: more than 7 * Cream, lotion, etc: Place a drop of the liquid on one side of the strip. Wait a few seconds. Use the spot on the reverse side of the test paper for comparison with the colour chart. Quantity :  prix :   20:  CAD $3.25

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