LabExact
PTFE Membrane Filter, Hydrophobic, 0.22 µm, 25mm, PP Scrim Supported, Nonsterile, 100/Pk SKU: LE-IWT-PTFE-022025

Featuring hydrophobic PTFE membrane technology delivering exceptional chemical compatibility for organic solvent filtration and polar/nonpolar phase separation applications. PTFE membranes are extremely hydrophobic and offer exceptional chemical compatibility, making them ideal for aggressive solvents, acids, and bases. The 0.22 µm pore configuration provides precise particulate retention while maintaining superior flow characteristics through polypropylene scrim reinforcement. PTFE products max operating temp is 260°C, ensuring reliable performance across demanding temperature ranges for critical analytical protocols.

Key PTFE Membrane Characteristics

• Hydrophobic material is effective in separating polar/nonpolar solvents while maintaining chemical inertness with aggressive solutions
• 0.22 µm absolute pore rating delivers consistent particulate retention for clarification and analytical sample preparation
• Fluoropore membranes provide broad chemical compatibility, high flow rates and consistency throughout extended filtration cycles
• Aqueous solutions can pass after prewetting with methanol, expanding application flexibility for mixed-phase protocols
• High porosity yields high flow rates optimizing throughput for high-volume analytical workflows

Key Construction Characteristics

• Polypropylene scrim support bonded using a unique technique utilizing no bonding agent for enhanced purity and chemical compatibility
• Scrim bonded using unique technique utilizing no bonding agent for purity and chemical compatibility eliminating extractable contamination sources
• 25mm diameter configuration accommodates standard filtration apparatus while optimizing membrane surface area
• Lower extractables construction maintains sample integrity for trace analysis applications
• Nonsterile format provides cost-effective solution for routine analytical and preparative filtration requirements

LE-IWT-PTFE-022025 membranes achieve maximum operating temperatures to 260°C while withstanding exposure to virtually all organic solvents, strong acids, and bases except hydrofluoric acid. Outstanding hydrophobic characteristics enable efficient separation of aqueous and organic phases, accelerating your sample preparation protocols even during complex extraction procedures. The reinforced polypropylene scrim construction maximizes handling durability without compromising membrane integrity, providing consistent performance assurance for your critical HPLC sample preparation, solvent clarification, and analytical chemistry applications demanding both superior chemical resistance and reliable particulate retention.