HI4005-45 is a 500 mL bottle of conditioning and storage solution made specifically for Hannas carbon dioxide gas sensing ion selective electrodes (ISEs).The internal glass pH element of the carbon dioxide ISE requires conditioning to ensure the sensing glass remains hydrated. The carbon dioxide ISE can also remained assembled and stored in the HI4005-45 solution for short term storage purposes.

• Clearly marked bottle with lot numner and expiration date