LabExact
Grade A Glass Microfiber Filter, 1.6µm Pore, 35mm, Binderless Borosilicate, 100/Pk SKU: LE-A3500

Featuring binderless borosilicate glass microfiber technology delivering precise 1.6µm particle retention for high-performance analytical filtration applications. Grade A construction provides exceptional flow rates while maintaining superior particulate capture efficiency through depth filtration mechanisms. The smooth, uniform fiber matrix enables rapid processing of protein precipitates, cellular debris, and radioactive materials requiring precise retention characteristics with minimal back pressure.

Key Glass Microfiber Membrane Characteristics

Binderless construction eliminates organic contamination and maintains analytical purity for critical trace determinations
100% borosilicate glass composition withstands harsh chemical environments and high-temperature processing protocols
1.6µm pore structure captures fine particulates while optimizing flow dynamics in high-volume applications
Depth filtration matrix traps particles throughout fiber thickness, maximizing loading capacity and filter life
Hydrophobic surface chemistry resists aqueous breakthrough while maintaining structural integrity under pressure

Key Construction Characteristics

Smooth, uniform fiber architecture delivers characteristically high flow rates with exceptional small particle retention
Robust tensile properties (ASTM D828)¹ ensure handling integrity during installation and processing operations
35mm standard diameter accommodates universal filter holders and standard laboratory filtration equipment
Non-sterile design optimized for routine laboratory applications requiring consistent, reliable performance
100-count packaging provides economical supply for high-throughput analytical workflows and research protocols

Grade A filters excel in radioimmuno assay applications for weak beta emitter detection through scintillation counting, accelerating your analytical workflows while ensuring measurement accuracy. Outstanding compatibility with gravimetric determination protocols for airborne particulate analysis maximizes your analytical flexibility when processing environmental samples and emissions monitoring. The complex void space structure created by overlapping fiber matrices transforms these filters into high-capacity media, providing extended service life and reduced filter changeout frequency for your demanding analytical applications requiring both precision retention and reliable performance.

¹ ASTM D828 Standard Test Method for Tensile Properties of Paper and Paperboard: https://www.astm.org/d0828-22.html