LabExact
Grade A-83 Glass Fiber Filter, Nano-Scale, Binderless - 0.5µm, 90mm - 100/pk SKU: LE-A83-9000

Featuring nano-scale glass microfiber technology delivering the loading capacity of binderless construction with the precisely regulated 0.5µm pore size retention of microfiltration membranes. Advanced borosilicate glass fiber construction with >85% fiber content between 300-1000nm creates exceptional surface area for maximum particulate retention while maintaining >20x loading capacity compared to equivalent MCE or CN membranes. Ultra-smooth fiber sheaths enable tight consolidation into highly retentive filter matrices optimized for analytical applications requiring both high flow rates and precise particle separation.

Key Nano-Scale Fiber Characteristics

Binderless borosilicate glass construction eliminates sizing additives and surfactants for ultra-low background noise in LC/GC/MS applications
Nano-scale fiber technology with >85% content between 300-1000nm delivers exceptional surface area for maximum retention efficiency
Hydrophobic surface chemistry provides 0.5µm particle retention with >15x flow rate advantage over equivalent membrane filters
Chemically inert pure glass composition withstands all acids except hydrofluoric acid for broad solvent compatibility
High protein affinity characteristics enable effective biomolecule separation with excellent washability for recovery applications

Key Construction Characteristics

Standard 90mm diameter accommodates universal filter holders while providing 63.6cm² effective filtration area
Exceptional tensile strength validated by ASTM D828¹ testing ensures handling integrity during installation and processing
Lot-to-lot consistency delivers uniform thickness and mass comparable to established laboratory-grade filter media
Wide thermal tolerance to 500°C exceeds polymeric membrane limitations for high-temperature applications
Near-zero back pressure design accelerates filtration cycles compared to surface membrane technologies

LE-A83-9000 filters achieve outstanding loading capacity with >20x improvement over equivalent porosity membranes, accelerating your analytical workflows while maintaining precise 0.5µm retention efficiency. Exceptional pre-filtration performance protects expensive microfiltration membranes from premature fouling while delivering validated analytical accuracy. Independent laboratory verification confirms true nano-scale fiber construction using advanced SEM quantification, providing performance assurance for your critical separation applications demanding both high throughput and precise particle control.

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