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User Guide
Milliflex Oasis
system
®
Important:
For an animated interactive user guide, visit
SigmaAldrich.com/Milliflex-Oasis for a visual
understanding of the different operations.
The life science business of
Merck operates as MilliporeSigma
in the US and Canada.
SigmaAldrich.com

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Summarization of Contents

Components
Required Items
Lists the essential hardware items required to operate the Milliflex Oasis system.
Description of Items
Details the contents of the Milliflex Oasis pump, power supply, sanitization kit, and media plate packages.
Touch Switch Operation
Explains the function and operation of the touch-sensitive switch on the Milliflex Oasis pump.
Testing
Filtration Units
Describes the different types of filtration units and their handling for testing.
Media Plates
Details the media plates, their preparation, and requirements for optimal growth performance.
Testing Procedure
Explains how to start a filtration, place filtration units, and stop the filtration process.
Waste Handling
Provides instructions on how to stack filtration units and membrane supports for proper waste disposal.
Cleaning & Maintenance
Cleaning and Maintenance Schedule
Provides a table outlining cleaning and maintenance tasks for components at different intervals.
Sanitizer Selection
Lists tested surface and internal flow sanitizers with active ingredients, suppliers, and dilutions.
Filtration Head Cleaning
Instructions for removing and cleaning the filtration heads using surface sanitizers.
Pump Surface Cleaning
Details on cleaning the exterior of the pump, tubing, and cable with surface sanitizers.
Pump Rinsing
Procedure for rinsing the pump with purified water after processing non-water samples.
Filtration Head Gasket Cleaning
Steps for removing, cleaning, and re-installing the external gasket on the filtration head.
Pump Internal Flow Sanitization
Comprehensive guide on sanitizing the internal flow path of the pump using the sanitization kit.
Filtration Head Complete Cleaning
Detailed steps for the complete cleaning of the filtration head, including gasket and ring removal.
Filtration Head Gasket and Check Valve Replacement
Instructions for replacing gaskets and the check valve in the filtration head.
Sanitization Kit Gasket Replacement
Guide for replacing the gaskets in the sanitization kit.
Use of Multiple Pumps
Material Needed for Multiple Pumps
Lists the necessary materials and components for connecting two or three pumps.
Multiple Pump Installation
Details the installation steps for multiple pumps, including placement and connections.
Milliflex Cassettes
Prefilled Milliflex Cassettes
Lists various prefilled Milliflex Cassettes for microbial detection with specific media.
Milliflex Empty Cassettes
Describes Milliflex Empty Cassettes for users to prepare their own culture media.

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