As a leading and trusted brand, Sartopore® is synonymous with high-performance sterilizing-grade filters using polyethersulfone (PES) membranes. Now Sartopore® opens a new field of application. Our new hydrophobic PES membrane is the ideal choice for sterile venting of your single-use systems and clearly outperforms all PVDF filters in this field. This allows economical downsizing of filters without affecting overall performance. This exceptional new membrane material provides unique advantages for your process. Sartorius Stedim Biotech is the only supplier of hydrophobic PES filters from small to large scale.  

Midisart® Sartopore® Air : Dedicated to Small Venting Applications

The new gamma-irradiatable Midisart® has been developed to meet the requirements of your critical small-scale venting applications and fits perfectly into your processes. Particle retention, particle release limits, phage retention, and of course bacterial retention in air and liquids (bidirectional) are features that demonstrate the quality of Sartopore® Air Midisart®. Superior and stable flow rates over long periods mean highly efficient processes.  

Sartopore® Air Maxicaps® & Midicaps®: Sartorius Offers Solutions for Every Scale

Our large-scale devices Maxicaps® and Midicaps® fully meet the demanding requirements of single-use venting applications. Particle retention, phage retention, and bacterial retention in both air and liquids are features proving the quality of Sartopore® Air. Extremely economical filter sizing provides efficiency and cost savings, delivering maximum profitability to your process.