Conveniently packed in flip-top vials, these premium quality, wide-range plastic strips offer clear, bright single color matches at every 0.5 interval from pH 5.0-9.0.
The color chart has pH matches at [5.0][5.5][6.0][6.5][7.0][7.5][8.0][8.5][9.0]
Each vial contains 100 strips. Minimum order of 3 vials. Also sold in cartons of 6 vials.