Environmental Express PTFE Filters

Explore a wide variety of PTFE filters in 37mm and 25mm diameters for diverse air sampling applications.

Key Features:

• High efficiency at capturing airborne particles, even at very small sizes
• Broad chemical compatibility, resistant to water, acids, and bases
• Low background level of contaminants for interference-free analysis
• Long lifespan without losing effectiveness

Pore Sizes:

• 0.45 µm: General-purpose for sampling a wide range of particles
• 1.0 µm: Ideal for sampling larger particles like pollen and mold spores
• 2.0 µm: Suitable for sampling very large particles such as dust and fibers

Formats Available:

• Supported filters: Easy handling and mounting in filter holders
• Unsupported filters: Ideal for applications without membrane interference
• Cassette filters: Convenient for field sampling applications

Applications:

• Workplace monitoring for airborne contaminants
• Indoor air quality assessment for dust, pollen, and mold spores
• Outdoor air quality monitoring for particulate matter and gases
• Source testing for emissions from industrial sources