LabExact
Grade 934-AH Glass Microfiber Filter, Binderless Borosilicate, 1.5µm, 37mm, High-Temp - 100/Pk SKU: LE-AH3700

Featuring binderless borosilicate glass microfiber technology delivering exceptional particle retention for suspended solids analysis and high-temperature filtration applications. The 1.5 µm nominal retention rating provides precise capture of fine particulates while maintaining rapid flow rates through the complex void space structure. 100% borosilicate glass construction without binders or strengthening agents eliminates organic contamination, enabling use up to 550°C for demanding analytical protocols.

Key Glass Microfiber Membrane Characteristics

Binderless borosilicate construction eliminates extractable organics and maintains chemical purity for critical analytical applications
1.5 µm nominal particle retention efficiently captures suspended solids while optimizing flow rates in high-volume processing
Thermal stability to 550°C enables high-temperature applications including cell harvesting and radioimmunological scintillation counting
Depth filtration matrix traps particulates within random fiber structure, providing exceptional loading capacity for gelatinous substances
Hydrophobic surface chemistry resists moisture interference during gravimetric determinations and analytical measurements

Key Construction Characteristics

Smooth, uniform borosilicate fibers create characteristically high flow rates while retaining exceptionally small particles
37mm diameter accommodates standard filter holders and analytical equipment configurations for versatile laboratory use
Minimal fiber shedding improves quality assurance of test results and reduces contamination during handling procedures
Inert glass matrix provides ideal medium for sediment entrapment and subsequent analysis without sample interference
Superior wet strength maintains structural integrity during filtration of aqueous solutions and biological samples

LE-AH3700 filters deliver validated performance for EPA Method 160.2¹ and Standard Methods 2540D² compliance, establishing reliable water quality measurements in suspended solids analysis. Outstanding chemical resistance to acids and bases maximizes analytical flexibility when processing corrosive samples and industrial effluents. The complex pore structure accelerates your filtration cycles while maintaining exceptional particle capture efficiency, transforming these filters into essential analytical media for environmental monitoring, cell harvesting applications, and pre-filtration protocols requiring both thermal stability and contamination-free performance.

¹ EPA Method 160.2 - Residue, Non-Filterable (Gravimetric): https://www.epa.gov/sites/production/files/2015-08/documents/method_160-2_1971.pdf
² Standard Methods 2540D - Total Suspended Solids: https://www.standardmethods.org