Hydrion Insta-Chek pH Paper, the ultimate in wide range, general purpose pH papers has a distinct color match at each full pH unit:[1.0][2.0][3.0][4.0][5.0][6.0][7.0][8.0][9.0][10.0][11.0][12.0][13.0][14.0]

Hydrion Spectral Single Roll pH Paper provides:

A direct reading pH paper with the widest range available in a single paper
A simple, single color match for all pH values
Distinct and easily matched color separations
Accurate, reproducible readings with an immediate response

Hydrion Brilliant 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