- Model QR200 - Quartz Filter Paper



Applications / Characteristics: Increased chemical resistance used to monitor airborne particulates. Does not adsorb acid gases.

  • Weight: 200 gm/m2
  • Thickness: 1.0 mm
  • Pore Size: 1.5 microns
  • Water Flow Rate: Not Applicable
  • Gas Collection Efficiency:
  • (0.3 micron DOP)
  • 99.99%
  • Pressure Drop: 35mm H2O/5cm/sec.
  • Binder: Inorganic
  • Maximum Temperature: 1000ºC

  • Highly resistant to chemical attack, biologically inert
  • High Purity: Very low trace metal content, does not adsorb nitrous and sulfur dioxides; Grade QR-200 is prefired at 1000ºC for 2 hours to reduce organic contamination
  • Easily sterilized: Can be baked or autoclaved
  • Store indefinitely: Unaffected by humidity

  • Sample acidic gases at high (>500ºC) temperatures
  • Air pollution analysis

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