Orion ROSS Ultra pH Electrodes. Thermo Scientific
Manufacturer: Orion (Thermo Scientific)
The Thermo Scientific® Orion ROSS Ultra™ line of electrodes has twice the warranty and greater stability than its predecessor. It uses a unique reference system developed by Thermo Electron that offers longer life, greater stability, and fast results, regardless of sample composition or temperature. Unparalleled pH response to temperature changes. These refillable electrodes have a two-year replacement warranty.