"WardsSci000549"

Covers Full pH Range.

Ideal for classroom use, this general purpose pH paper provides a distinct color match for each pH unit from 1 to 14.

The Ultimate in Wide Range, General Purpose pH Papers.

Includes Color Comparison Chart.

See Dramatic Color Changes

Use Hydrion A to test in the range of 2-4-6-8-10 and Hydrion B for the range of 1-3-5-7-9-11. Both strips let you test the pH scale in 2.0 units.
Includes: color chart.

pH Test Papers in your Choice of Two Indicator Colors.

Use this test paper to detect the presence of water or to perform qualitative tests of relative humidity. Size of each sheet: 20×25 cm. Package of 12.