The Midisart® filter family is the clear choice for small scale sterile air/gas filtration applications.

Sartorius offers two Midisart® variants that perfectly match all requirements:

Midisart® 2000

The most popular. Reliable performance since decades.

• Hydrophobic PTFE membrane
• Liquid bacteria challenge test
• Autoclaving (max. 60 cycles)
• 100% integrity tested
• Clear laser labeling (no ink used)
• Light-weight construction
• Superior flow rates

Sartopore® Air Midisart®

For critical applications. Perfect for single-use assemblies.

• Hydrophobic PES membrane
• Gamma-irradiatable
• Autoclaving (max. 3 cycles)
• Liquid bacteria challenge test (bi-directionally)
• 100% integrity tested
• Clear laser labeling (no ink used)
• No fleeces used
• Superior flow rates

Critical Application Validation Package:

• Aerosol bacteria challenge test
• Aerosol phage challenge test
• Aerosol particle challenge test
• Particle release specification

Applications

While Sartopore® Air Midisart® are designed for any kind of (critical) application, Midisart® 2000 cannot be gamma-irradiated (what is required for most single-use applications).

• Filling and transfer vessels
• Holding and storage tanks for sterile media
• Autoclaves
• Carboys
• Solvent filtration
• Mixers
• Small (single-use) fermenters [Sartopore® Air recommended]
• Single-use assemblies [Sartopore® Air recommended]
• Disposable bags/bottles [Sartopore® Air recommended]
• Tubing systems [Sartopore® Air recommended]
• Cell culture chambers [Sartopore® Air recommended]
• Fill & Finish applications [Sartopore® Air recommended]