The Thermo Orioin ROSS electrodes are recognized as the best pH electrode in the world for difficult samples. These advanced, next generation electrodes, which feature a unique reference system offer longer life, greater stability and fast results, regardless of sample composition or temperature. The ROSS Ultra electrodes are available in a variety of configurations such as standard glass bulb, rugged bulb, flat surace, semi-micro and epoxy bodied versions. Due to the outstanding innovations and performance of these electrodes, the RISS Ultra line has twice the warranty period, a full two years.
