Plastic Water Finding Test Paper Dispenser 0.5 in x 50 ft

Hydrion water finding test paper accurately detects the presence of water in any non-polar solvent or on any surface, and is especially useful for detecting the presence of water in gasoline. Upon detection of moisture, the paper turns a bright lavender color. Each kit contains a 1/2 in wide by 50 ft long roll of test paper in a protective plastic dispenser with color chart.