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The HI76409A/P are spare dissolved oxygen screwcap membranes designed especially for Hanna’s portable galvanic dissolved oxygen probes and sensors. The caps are constructed of durable ABS plastic with high density polyethylene (HDPE) oxygen permeable membranes. Each cap is easily filled with electrolyte and installed on the probe.
Screw Cap Design
PTFE Membranes
Easily Fillable
