This Hydrion pH test kit includes one roll of pH testing paper 11.8-13.4 range.
Our Hydrion pH test 11.8-13.4 roll has match points of [11.8][12.3][12.8][13.4].
Each carton contains 10 kits, each consisting of a 15-foot roll of test paper and matching color chart. Each kit provides enough paper for approximately 100 tests. A carton of 10 provides approximately 1,000 tests.