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Quartz Fiber Filters

Quartz fiber filters are manufactured from pure quartz without a binder and are ideal for ultra-low metal analyses, acidic gases (except Hydrofluoric) and aerosols, stacks and flue gas monitoring. Filters are pre-heated to reduce organic contaminates.

LabExact | Pallflex | Generic Brand

Apex Instruments recommends LabExact brand quartz fiber filters for testing that requires a 99.998% DOP retention efficiency (0.3 μm DOP) is per ASTM D 2986.

LabExact Quartz Fiber Filters (our best seller)

High purity, binder-free quartz
Particle retention: 99.998% DOP
Heat-treated to reduce organic contamination
Basis weight: 85 g/m2
Maximum temperature: 1150ºC
Air flow rate: 1.1-1.35 m3/min (resistance 95 mmH2O @ 10.5 ft/min)

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3.25-inch (82.6 mm) quartz fiber filters, LabExact...
LabExact Quartz Fiber Filters (our best seller) High purity, binder-...

Pallflex Quartz Fiber Filters

Pure quartz, no binder
Particle retention: 99.90% DOP (Does not meet EPA Method 5 requirements)
Thickness: 432 µm (17 mils)
Filter weight: 58 g/m2
Air flow rate: 73 L/min/cm2
Maximum operating temperature (air): 1093ºC (2000ºF)

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3-inch (82.6 mm) quartz fiber filters, Pallflex brand...
45-mm quartz fiber filters, Pallflex brand, 100 per box
47-mm quartz fiber filters, Pallflex brand, 25 per box
4-inch (110 mm) quartz fiber filters, Pallflex brand, 25...
63.5-mm quartz fiber filters, Pallflex brand, 25 per...

Generic Brand Quartz Fiber Filters

57.2 mm, doughnut shape
For use with Cascade Impactor

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57.2 mm quartz fiber filter for use with Cascade...

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