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Type A and B papers combine to cover the pH 1.0 to 11.0 range. Type A paper indicates even pH values: 2.0, 4.0, 6.0, 8.0, and 10.0. Type B paper indicates odd pH values: 1.0, 3.0, 5.0, 7.0, 9.0, and 11.0. Each package contains 10 vials of strips; each vial contains 100 strips.
Type A and B papers combine to cover the pH 1.0 to 11.0 range.
Type A paper indicates even pH values: 2.0, 4.0, 6.0, 8.0, and 10.0. Type B paper indicates odd pH values: 1.0, 3.0, 5.0, 7.0, 9.0, and 11.0. Each package contains 10 vials of strips; each vial contains 100 strips.
Not for measuring the pH of natural waters, such as streams, rivers and lakes. To measure pH in these waters, try our Water Chemistry Test Strip, pH 6-9, item 652729 or, for a wider pH range, our LaMotte Water test kit, item 652927, pH 3.0-10.5.