Milwaukee MA841 Dissolved Oxygen Membrane Kit - 5-Pack for MA840 Probe 230mL calibration solution 10-Foot Cable: Extra length for

10-Foot Cable: Extra length for deep tanks

Areas with poor water quality

01 buffer solutions at a glance — no mislabeling risk

Replace at 1 year regardless of apparent condition to maintain optimal filtration performance

Milwaukee MA841 Dissolved Oxygen Membrane Kit - 5-Pack for MA840 Probe 230mL calibration solution 10-Foot Cable: Extra length forReplacement Dissolved Oxygen Membranes for MA840 Polarographic Probe The Milwaukee MA841 is a professional grade replacement membrane kit designed for the MA840 Polarographic Dissolved Oxygen Probe used with the MW600, SMS600, and Mi605 Dissolved Oxygen Meters. This 5 pack ensures you have spare membranes on hand for routine maintenance and optimal DO measurement accuracy. Key Features: PTFE Membrane Technology: Oxygen permeable