Description
Hydrion Spectral pH Paper Dispenser (pH 1.0 to 14.0). Distinct colors indicate each pH unit over the entire pH scale. Double-Roll dispenser, two 15-ft rolls. Ideal for science fairs.
Hydrion Spectral pH Paper Dispenser (pH 1.0 to 14.0). Distinct colors indicate each pH unit over the entire pH scale. Double-Roll dispenser, two 15-ft rolls. Ideal for science fairs.