Tisch
Polypropylene Syringe Filters, 0.22 um, 25mm, Luer-Lok/Luer Slip, Nonsterile, 100/Pk SKU: SF14690

Polypropylene (PP) Syringe Filters - SF14690

Advanced 0.22 µm hydrophobic polypropylene membrane technology engineered with a 25mm standard diameter delivers absolute bacterial retention for sterile filtration applications requiring economical operation with 18 ml flow rate. Critical use cases demand reliable sterility without premium membrane costs. Dual Luer connection compatibility with 100 µL holdup volume and 4.08 cm² filtration area supports routine analytical workflows where laboratories require dependable bacterial removal.

Key Polypropylene Membrane Characteristics

• Hydrophobic Surface Chemistry - Requires simple alcohol pre-wetting to achieve immediate aqueous compatibility, enabling flexible processing across diverse laboratory applications
• Economical Sterile Filtration Solution - Delivers reliable 0.22 µm bacterial retention at significantly lower cost than premium PVDF or PTFE alternatives
• Absolute Bacterial Retention - Removes bacteria and submicron particles, ensuring sterile conditions that protect pharmaceutical products and research sample integrity
• Selective Chemical Compatibility - Works effectively with aqueous solutions and alcohols for reliable sterile operation in compatible solvent systems
• 60°C Thermal Stability - Maintains structural integrity throughout moderate temperature processing conditions, supporting diverse analytical applications

Key Construction Characteristics

• 100 µL Optimized Holdup Volume - Minimizes sample loss through controlled dead volume design, maximizing recovery in standard analytical workflows
• Polypropylene Housing with 60°C Rating - Provides the chemical resistance and thermal stability you need for dependable laboratory operations
• Dual Luer-Lok/Luer Slip Connection - Offers attachment flexibility that works seamlessly with virtually any syringe type in your laboratory equipment setup
• 4.08 cm² Filtration Area - Delivers 18 ml flow rate supporting efficient processing of standard-volume samples without compromising sterile filtration performance

When your sterile filtration workflows demand absolute bacterial retention without straining operational budgets, polypropylene technology delivers proven performance. The 0.22 µm membrane ensures reliable sterility while economical construction keeps per-sample costs manageable. Your laboratory maintains quality standards with validated bacterial removal, broad compatibility with aqueous and alcohol-based systems, and optimized holdup design supporting the routine processing volumes essential to sterile filtration applications.

For more information about chemical and material compatibility, please review our Chemical Compatibility Chart.

Bubble Point (psi)

14.50psi

Connection Type

Luer-Lok/ Luer Slip

Construction

Polypropylene (PP)

Diameter

25mm

Filtration Area

4.08cm²

Flow Rate

18ml

Holdup Volume

100μL

Material

Polypropylene (PP)

Maximum Operating Pressure

87psi

Maximum Operating Temperature (°C)

60°C

Membrane Thickness (µm)

140-260μm

Pack Count

100

Pore Size (µm)

0.22

Prefilter (Yes/No)

No

Sterility

Nonsterile

Sterilization

Autoclave 121°C for 30min/ gamma 25kGy

Volume Throughput (ml)

50ml

Weight

0.52

Wetability

Hydrophobic

• Aqueous Sample Sterilization - Removes bacteria from water-based solutions, ensuring contamination-free conditions for research applications
• Alcohol-Based Solution Sterilization - Processes ethanol and methanol samples where sterile conditions are critical to analytical results
• Buffer Solution Sterilization - Prevents microbial contamination in cell culture media and protein chemistry applications
• Educational Laboratory Settings - Provides reliable sterile filtration for teaching environments operating on limited budgets
• Quality Control Sample Processing - Eliminates microbial interference in analytical samples and routine testing protocols
• Research Sample Sterilization - Delivers absolute bacterial retention for biological samples requiring sterile handling conditions