• Factory mixed using reagent grade chemicals in a dedicated, temperature controlled environment.
• Product labeled with product code, lot number and expiration date.
• Air tight bottle with tamper-proof seal.
• Easy drop tip for accurate volume control.
• Watch for the membrane having wrinkles or stretch marks. If you see wrinkles, replace with a new membrane.
• Always use fresh electrolyte solution (MA9072S).

The MA9072S electrolyte fill solution is designed for Milwaukee's MA860 Galvanic Dissolved Oxygen probe and MA861 Dissolved Oxygen membranes. A high quality electrolyte solution is crucial to the performance of your dissolved oxygen probe.