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]
Hydrion pH Paper is a general use pH paper. A sample of its diverse pH applications include: Classroom Demonstrations Hospital Laboratories General Laboratories Industrial Testing Food Service Safety Testing Emergency Testing Agricultural Testing.