From routine sampling to the most rigorous robotic liquid handling, ensuring no cross contamination just got a lot easier. New POREX® FORTRESS™ liquid barrier pipette tip filters, offer the most advanced technology to protect samples from contamination and ensure the accuracy of test results. FORTRESS pipette tip filters completely seal out liquids and aerosols to ensure the highest level of purity and contaminant free sample yet still allow for sample retrieval. Filters do not contain additives or other sealing substances that can affect assays and test methodologies. FORTRESS pipette tip filters provide the greatest assurance for your sample preparation needs along with saving time, reducing inventories and lowering overall costs. A new video illustrates its superior operation compared to other pipette tip filters on the market

About POREX Corporation

Founded in 1961 and based in Fairburn, GA, POREX is a pioneer and global leader in the development and manufacturing of sintered porous plastic products. POREX products serve filtration, venting, wicking, and diffusing functions in applications such as medical devices, electronics, laboratory products, and a wide range of consumer and industrial applications. 

POREX is widely recognized for its materials science expertise and proprietary designs which serve over 1,300 customers across more than 65 countries via operations in North America, Europe and Asia. Constant innovation, outstanding technological resources, commitment to quality and dedication to customer service distinguish Porex products as the standard of performance. For more information about POREX Corporation, visit