The color chart has pH matches at [3.0][3.5][4.0][4.5][5.0][5.5]
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
Each carton contains 10 kits, each consisting of a 15-foot roll of test paper and matching color chart. Provides for approximately 1000 tests.
