Use the Electrode Storage Bottles to ensure your optical dissolved oxygen sensor or ion-selective electrode is stored in a humid environment without the sensor tip being damaged by the sponge. This product contains five bottles with a sponge and plastic insert.
Educational use only: Vernier products are designed for educational use. They are not appropriate for industrial, medical, or commercial applications.
* AP and Advanced Placement Program are registered trademarks of the College Entrance Examination Board, which was not involved in the production of and does not endorse this product.
** The IB Diploma Program is an official program of the International Baccalaureate Organization (IBO) which authorizes schools to offer it. The material available here has been developed independently of the IBO and is not endorsed by it.