Hanna Instruments Dissolved Oxygen probe electrolyte solution (230mL) bottle Fish Tank Each sachet delivers exactly the

Each sachet delivers exactly the amount needed for one calibration

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Hanna Instruments Dissolved Oxygen probe electrolyte solution (230mL) bottle Fish Tank Each sachet delivers exactly theThe HI7041M electrolyte fill solution has been developed for Hanna's polarographic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe. Made with reagent grade chemicals Long lasting supply of electrolyte HI7041M is designed to refill the electrolyte solution for polarographic dissolved oxygen probes. Polarographic sensor technology is based on the Ross and Clark polarographic