Whatman Grade 934-AH borosilicate glass microfiber filters feature a smooth surface with high retention efficiency and high flow rates for large-volume liquid filtration. High loading capacity enables efficient filtration of suspended solids Smooth surface: provides efficient precipitate recovery High loading capacity: enables processing of turbid solutions High-grade borosilicate glass microfiber: withstands temperatures up to 550°C Nominal particle retention of 1.5 µm Low fiber shedding Ready-to-use (RTU) formats available for Total Suspended Solid (TSS), Total Dissolved Solids (TDS) and Total Suspended Volatiles (VSS). Whatman Grade 934-AH filters are well suited for large-volume filtration. Applications include cell harvesting, liquid scintillation counting, air pollution monitoring, and water pollution monitoring. Whatman Grade 934-AH binder-free glass microfiber filters are available in a wide range of sizes in circles and sheets. Discover other binder-free Whatman glass microfiber filters. Options are available with different wet strengths, loading capacities, filtration speeds, and particle retentions.