Membrane Replacement Kit

Product Code: CI-6541


This kit provides the materials necessary to maintain your PASCO Dissolved Oxygen Probes.

In the PASPORT line:

Dissolved Oxygen Sensor (PS-2108)

Water Quality Sensor (PS-2169)

In the ScienceWorkshop line:

Dissolved Oxygen Sensor (CI-6542)

Please note that this does not include entire replacement electrode or cable assembly.

PASCO Dissolved Oxygen Sensors ship with one replacement membrane.

Typical Applications

  • Biological Oxygen Demand (B.O.D.)
  • Water Quality Studies
  • Monitor the effect of yeast respiration on dissolved oxygen concentration


  • 3 replacement semi-permeable membranes
  • 3 replacement o-rings
  • Syringe
  • Probe filling solution
  • Plunger (to change cartridge)

Support Documents

Polarographic Solution 699 06320 Safety Data Sheet

Material Safety Data Sheet
MSDS Downloads for the Membrane Replacement Kit (CI-6541)
Electrolyte polygraph o2 probe MSDS
(71 KB – .pdf – English)