Conveniently packed in flip-top vial, these premium quality, wide-range plastic strips offer clear, bright single color matches at every 1.0 interval from pH 0.0-14.0.The color chart has pH matches at [0.0][1.0][2.0][3.0][4.0][5.0][6.0][7.0][8.0][9.0][10.0][11.0][12.0][13.0][14.0].The vial contains 100 strips. 1 Vial per order.