Use Hydrion Quat Refill 0-400 PPM to replenish your existing Hydrion (QT-10) Quat PPM dispenser. (Cat # QT-10)
Each individual Hydrion Quat Refill 0-400 PPM Refill comes with 5 rolls packaged in one amber case with corresponding color chart.
Each roll is 15 foot long and provides approximately 100 tests.
Our 10 packs contain 50 rolls in 10 amber cases for approximately 2000 tests.