LabExact
Grade E Glass Microfiber Filter, Binderless Borosilicate, 1.5µm, 90mm, 100/Pk SKU: LE-E9000

Featuring binderless borosilicate glass microfiber technology delivering exceptional flow rates and 1.5µm particle retention for economical suspended solids analysis and air monitoring applications. Fine porosity construction with hydrophobic surface characteristics provides reliable depth filtration performance while maintaining structural integrity during extended processing cycles. Ultra-pure glass composition eliminates organic binder contamination, ensuring accurate gravimetric determinations in water quality testing and analytical protocols.

Key Glass Microfiber Membrane Characteristics

Binderless borosilicate glass construction eliminates organic extractables and maintains analytical purity for critical measurements
1.5µm nominal retention efficiently captures suspended particles while optimizing flow rates in high-volume applications
Hydrophobic surface chemistry resists moisture interference during air monitoring and ambient sampling protocols
Fine porosity matrix achieves exceptional loading capacity for concentrated particulate and gelatinous sample processing
Smooth, uniform fiber structure delivers characteristically fast flow rates while maintaining sub-micron particle retention

Key Construction Characteristics

90mm diameter accommodates standard filtration equipment and provides 63.6cm² effective filtration area
Depth filtration design traps particulate within random fiber matrix for superior loading capacity and extended service life
Temperature stability through 500°C enables high-temperature applications and thermal treatment protocols
Nonsterile format optimized for routine laboratory analysis and quality control testing environments
Convenient 100-filter packaging maximizes laboratory efficiency while ensuring consistent batch-to-batch performance

Grade E filters deliver outstanding performance in EPA Method 160.2¹ compliant suspended solids testing, accelerating your analytical workflows through optimized flow characteristics and reliable particle retention. Economical glass microfiber construction maximizes cost-effectiveness for high-volume water analysis, pre-filtration applications, and cell harvesting procedures requiring dependable depth filtration performance. Superior chemical resistance and thermal stability transform these filters into versatile analytical tools, providing validated performance for gravimetric analysis, sample clarification, and environmental monitoring applications demanding both precision and operational efficiency.

¹ EPA Method 160.2 - Residue, Non-Filterable (Total Suspended Solids): https://www.epa.gov/esam/epa-method-1602-residue-non-filterable-total-suspended-solids