Chemists have been relying on Thermo Scientific™ Orion™ ROSS™ pH electrodes to provide critical measurements for 40 years. Other electrodes come and go, but the ROSS reference system continues to be the foundation of the most stable and responsive electrodes available. Maintain pH electrodes more effectively than buffers from other suppliers with the Thermo Scientific™ Orion™ ROSS™ All-in-One pH Buffer Kit. This convenient buffer kit includes 4.01, 7.00, and 10.01 buffers, Thermo Scientific™ ROSS™ storage solution, cleaning solution, and a storage bottle.
