Top 5 Most Accurate pH Test Strips: Drinking
FULL PH RANGE: pH measure range of 0 - 14, pH Color Chart Intervals: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14. . EASY TO USE: Just soak a test strip in the test solution for a half second and compare it with the standard color on the card board, then the result is obtained. .
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