Performance Verification Statement for the XYLEM EXO2 Dissolved Oxygen Sensor

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Ref. No. [UMCES] CBL 2016-015
ACT VS16-06
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Figure B. Response of EXO2 Sonde with Optical DO (sn 14J103998) to changing dissolved oxygen
concentrations at 15.4 oC and S=8.82. Top Panel: Time series of instrument readings and Winkler reference
samples drawn at level of sensor foil in well-mixed test tanks. Bottom Panel: Corresponding offset between
instrument reading and Winkler DO reference sample during exposure trial. Dotted line represents zero
offset from reference.