Hydrion Saliva pH Papers 6.0-8.0
Evergreen's Price: $10.20
This short-range Hydrion pH Paper is excellent for measuring pH solutions around neutral pH 7.00 and offers clear bright single color matches at every .2 to .3 interval from pH 6.0-8.0.
The color chart has pH matches at (6.0)(6.4)(6.8)(7.0)(7.2)(7.6)(8.0)
Simply tear off a small strip of pH paper, dip into the test solution and remove at once. Immediately compare the resulting color with the matching pH color chart.