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Hobo U26-CAL-SOL – Onset
Liquid (sodium sulfite) for calibration and maintenance of the U26-001 dissolved oxygen data logger
The sodium sulfite liquid (500 mL) is used for calibrating the Hobo dissolved oxygen data logger at 0% saturation and has a concentration of 5% w/v. By using this calibration liquid you can maintain your dissolved oxygen data logger sensor and make sure that your measurements are still accurate after some time of using it in the field. This liquid is valid to use for 2 years.