$159.00
In stock
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.





To empower customers to achieve quality
by supplying intuitive, accurate, and reliable analytical instruments with exceptional customer service and value.
We take pride in every product we build. From an original idea, to a completed product ready for testing. We oversee every aspect of the manufacturing process. It is this level of attention to detail that sets us apart.