LabExact
Trupor PES Nanofiber Membrane, Hydrophilic - 0.45µm, 142mm, Nonsterile - 25/pk SKU: LE-TPES-045142

Featuring revolutionary nanofiber composite technology delivering exceptional filtration performance for analytical separations and biological applications. Ultra-low protein binding characteristics with superior flow rates make these filters ideal for sterile filtration of tissue culture media, buffers, and other life science applications. The innovative nanofiber design eliminates adhesives and significantly reduces trace extractables, providing over 50% back pressure reduction compared to traditional cast membranes while increasing loading capacity by more than 40%.

Key Nanofiber Membrane Characteristics

Adhesive-free nanofiber construction eliminates contamination sources and delivers minimal extractables for critical analytical applications
Hydrophilic surface chemistry with broad chemical resistance across pH range 1-14 enables versatile aqueous and organic solvent compatibility
Precisely regulated 0.45µm pore structure achieves consistent particle retention with exceptional uniformity device-to-device and lot-to-lot
Very low protein binding affinity maximizes sample recovery while preventing adsorption losses in biological sample processing
High flow rates facilitate rapid filtration processes, reducing processing time and operator fatigue during sample preparation

Key Construction Characteristics

Composite nanofiber design provides superior loading capacity handling larger sample volumes with single filter reducing preparation costs
142mm diameter accommodates high-volume laboratory filtration applications with standard vacuum manifold systems
Maximum operating temperature of 130°C (266°F) enables autoclave sterilization and thermal processing compatibility
Nonsterile configuration ready for user sterilization protocols allowing flexible laboratory workflow integration
25-piece packaging optimizes inventory management while maintaining cost-effectiveness for routine analytical separations

LE-TPES-045142 filters achieve outstanding back pressure reduction exceeding 50% compared to conventional cast membranes, dramatically improving ease of use and reducing sample-fouling integrity failures during critical separations. Consistent and reliable filtration performance batch after batch combined with biocompatibility makes these filters the preferred choice for pharmaceutical, biotechnology, and life science applications demanding both superior throughput and analytical precision for tissue culture media sterilization, buffer preparation, and biological sample processing.