The 5776 DO membrane kit has a high sensitivity membrane to speed response time in cold water, but it is not as durable as the standard 1.0 mil membrane.
Includes (30) 0.5 mil membranes, (1) bottle of electrolyte, (2) O-rings
Designed for use with YSI 55, 5750, 5739, 5718, & 6562 DO probes
Improves response time at low temperatures & helps suppress background current at very low DO levels
What's in the Box:
(2) Booklets of (15) 0.5 mil membranes (30 total)
(1) Bottle of electrolyte solution