LabExact
Grade HT Quartz A Microfiber, Binderless SiO2, 2.2µm, 35mm, High-Temp Air Monitoring, 100/Pk SKU: LE-HT-Q3500

Featuring binderless quartz microfiber technology delivering 99.999% filtration efficiency for extreme temperature air monitoring applications. Ultra-high purity SiO2 construction with EPA PM10 compliant¹ performance characteristics provides precise particulate retention while maintaining thermal stability through 1150°C continuous operation. Advanced 2.2µm pore configuration captures fine aerosols and combustion emissions requiring validated analytical protocols for ambient air monitoring and stack gas analysis.

Key Quartz Microfiber Membrane Characteristics

• Binderless quartz construction eliminates organic contamination and maintains ultra-high purity at extreme temperatures
• 99.999% high purity SiO2 with ultra-low metals delivers contamination-free results for critical trace analysis applications
• Exceptional thermal stability withstands continuous operation to 1150°C without degradation or dimensional change
• 2.2µm retention efficiency captures fine particulates while optimizing airflow in high-volume sampling applications
• Hydrophobic surface chemistry resists moisture interference during ambient air and stack gas monitoring protocols

Key Construction Characteristics

• Fine porosity microfiber matrix achieves 99.999% efficiency for 2.20µm particles in air filtration applications
• Robust tensile strength of 285g/15mm (ASTM D828)² ensures handling integrity during filter installation and changeout
• Minimal loss on ignition below 2% validates chemical purity for gravimetric analysis and elemental determinations
• Standard 35mm diameter accommodates universal filter holder configurations and sampling equipment setups
• Autoclavable glass construction enables pre-cleaning protocols for ultra-trace metal analysis applications

LE-HT-Q3500 filters achieve exceptional 1.1-1.35 m³/min flow rates optimized for ambient air monitoring, accelerating your sampling cycles during extended monitoring campaigns. Outstanding chemical resistance to all acidic gases except hydrofluoric acid maximizes your analytical flexibility when monitoring corrosive emissions and industrial stack effluents. EPA PM10 compliance¹ transforms these filters into validated reference-grade media, providing performance assurance for your critical environmental monitoring and atomic absorption spectroscopy applications demanding both extreme temperature tolerance and certified analytical accuracy.