Product Code: DO603 The Extech DO603 Membrane Kit is a genuine replacement maintenance kit designed for the Extech DO600 ExStik® II Dissolved Oxygen Meter and the DO605 Dissolved Oxygen Sensor Module. Regular replacement of the membrane and electrolyte helps maintain fast response times, stable calibration, and accurate dissolved oxygen measurements in laboratory and field applications. The kit is ideal for routine maintenance of galvanic dissolved oxygen sensors used in aquaculture, environmental monitoring, water quality testing, and research laboratories. The DO603 kit includes six screw-on membrane caps, 15 mL of electrolyte filling solution, and polishing paper for cleaning the probe's electrode before installing a new membrane. The convenient screw-on membrane design simplifies maintenance and reduces downtime, allowing users to quickly restore probe performance and extend the life of their dissolved oxygen sensor. Genuine Extech replacement membrane kit Compatible with Extech DO600 and DO605 dissolved oxygen sensors Includes six replacement screw-on membrane caps Includes 15 mL electrolyte filling solution Includes polishing paper for probe maintenance Quick and easy membrane replacement Helps maintain accurate dissolved oxygen measurements Extends sensor performance and service life Ideal for laboratory and field applications
