The HI76407A/P are spare dissolved oxygen screwcap membranes designed especially for Hanna’s portable polarographic dissolved oxygen probes. The caps are constructed of durable ABS plastic with polytetrafluoroethylene (PTFE) oxygen permeable membranes. Each cap is easily filled with electrolyte and installed on the probe.
- Pre-tensioned PTFE Membranes
- Screw Cap Design