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PTFE Membrane Disc Filters

Strong, Chemically Resistant Membranes
for Air Monitoring and Sampling in
Aggressive Environments

  • Low chemical background permits highly sensitive, interference-free determinations.
  • Ensures accurate gravimetric determinations with low tare mass.
  • Ideal for filtration of gas and/or organic solvents.
“Pall Laboratory products are designed for laboratory applications only. This product is not approved for use in medical, clinical, surgical or other patient applications. If you require further assistance in product selection for your chosen application, please email us a question or call 1-800-521-1520."
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Disc Filters

PTFE Membrane Disc Filters - 2 µm, 37 mm (50/pkg)
PTFE Membrane Disc Filters - 2 µm, 47 mm (50/pkg)
PTFE Membrane Disc Filters - 3 µm, 25 mm (50/pkg)
PTFE Membrane Disc Filters - 3 µm, 47 mm (50/pkg)

Membrane Discs

HPLC Mobile Phase Filtration Membranes - 0.2 µm, TF (PTFE) membrane (100/pkg)
PTFE Membrane Disc Filters - TF 450, 0.45 µm, 13 mm (100/pkg)
PTFE Membrane Disc Filters - TF 450, 0.45 µm, 25 mm (100/pkg)
HPLC Mobile Phase Filtration Membranes - 0.45 µm, TF (PTFE) membrane (100/pkg)
PTFE Membrane Disc Filters - TF 450, 0.45 µm, 142 mm (25/pkg)
PTFE Membrane Disc Filters - TF 1000, 1 µm, 25 mm (100/pkg)
PTFE Membrane Disc Filters - TF 1000, 1 µm, 37 mm, with support pads (100/pkg)
PTFE Membrane Disc Filters - TF 1000, 1 µm, 47 mm (100/pkg)
PTFE Membrane Disc Filters - TF 200, 0.2 µm, 142 mm (25/pkg)
PTFE Membrane Disc Filters - TF 200, 0.2 µm, 25 mm (100/pkg)
PTFE Membrane Disc Filters - TF 200, 0.2 µm, 293 mm (25/pkg)

Description

Strong, Chemically Resistant Membranes
for Air Monitoring and Sampling in
Aggressive Environments

  • Low chemical background permits highly sensitive, interference-free determinations.
  • Ensures accurate gravimetric determinations with low tare mass.
  • Ideal for filtration of gas and/or organic solvents.
“Pall Laboratory products are designed for laboratory applications only. This product is not approved for use in medical, clinical, surgical or other patient applications. If you require further assistance in product selection for your chosen application, please email us a question or call 1-800-521-1520."

Specifications

 
Description Teflo Membrane TF (PTFE) Membrane
Filter Media/Support PTFE with PMP (polymethyl-
pentene) support ring		 PTFE on a
polypropylene support
Typical Thickness 1 μm: 76 μm (3 mils)
2 μm: 46 μm (1.8 mils)
3 μm: 30.4 μm (1.2 mils)		 0.2 μm: 139 μm (5.5 mils)
0.45 and 1 μm:
135 μm (5.3 mils)
Typical Air Flow Rate
L/min/cm2 at
0.7 bar (70 kPa, 10 psi)		 1 μm: 17
2 μm: 53
3 μm: 90		 0.2 μm: 2
0.45 μm: 3
1 μm: 7
Minimum Bubble
Point - IPA
bar (psi)		 Not applicable 0.2 μm: 1.0 (15)
0.45 μm: 0.4 (6)
1 μm: 0.1 (2)
Water Breakthrough
bar (psi)		 Not applicable 0.2 μm: 2.8 (40)
0.45 μm: 1.1 (16)
1 μm: 1.0 (15)
Typical Aerosol Retention* 1 and 2 μm: 99.99%
3 μm: 99.79%		 Not applicable
 
*Following ASTM D 2986-95A 0.3 μm (DOP) at 32 L/min/100 cm2 filter media.

Applications

  • For air monitoring and sampling in aggressive environments.
  • Supported membranes offer increased durability for hostile testing environments or acid aerosol monitoring.
  • Teflo membrane offers unique PMP support ring for PM 10 and PM 2.5 dichotomous and other air sampling techniques.
  • Ultimate in chemical compatibility for filtering harsh chemicals and HPLC mobile phases that destroy other membrane materials.

Type

Disc Filters

Use

Microfiltration, Solvent Filtration

Product Summary

Next generation of universal hydrophilic PTFE membrane with maximum chemical compatibility when filtering both aqueous solutions and aggressive solvents.

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