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Plastic pH strips indicate pH with unique colors for exact matches of pH. Colors align easily for matching—the strip's pH pad and the color swatch on the vial are the same size. Flexible, easy-to-handle plastic strips are more durable than paper strips if needed for later reference.

Plastic pH strips indicate pH with unique colors for exact matches of pH. Colors align easily for matching—the strip's pH pad and the color swatch on the vial are the same size. Flexible, easy-to-handle plastic strips are more durable than paper strips if needed for later reference. Conveniently packaged in flip-top vials of 100 strips.

Note: Not for measuring the pH of natural waters, such as streams, rivers, and lakes. To measure pH in these waters, try our pH and Total Alkalinity Water Test Strips (item #652729); or, for a wider pH range, our LaMotte® Wide-Range pH Water Test Kit (item #652927).