Whatman PTFE membrane filters from GE Healthcare’s Life Sciences business are chemically stable and inert, making them suitable for use with aggressive organic solvents, strong acids, and alkalis.
The TE range features polypropylene support material for improved strength and handling
Temperature resistant up to 120°C
Can withstand aggressive solvents, liquids, and gases that damage other membranes
GE’s Whatman PTFE membrane filters come in a variety of pore sizes and diameters. Browse the PTFE membrane range for custom and WTP filter options.
High chemical resistance and mechanical strength
One of the major applications for the PTFE membrane is the clarification of corrosives, solvents, and aggressive fluids. This includes the important requirement in HPLC analysis for sample filtration where any solid particles can cause permanent damage to the column. The 0.5 µm pore size is normally used.
Air and gas sterilization* make use of the hydrophobic characteristics of PTFE membrane filters and their ability to stop aqueous aerosols. Pore sizes of 0.2 µm and 0.5 µm are typically used. Sterile* venting of vacuum manifolds, fermentation vessels, and filtrate tanks and containers utilize PTFE 0.2 µm membranes.
Looking for a filter paper, membrane filter, or syringe filter? Let GE help you find the optimal filter for your needs to ensure reliable analysis.
*Refers to sterilization by filtration for small sample use which is an industry term for filters of pore size 0.2 um or smaller as referenced in guidance such as EPA Guidance for Industry Sterile Drug Products Produced by Aseptic Processing — Current Good Manufacturing Practice Section IX, Part B (September 2004).
Specification
Parameter :PTFE Membrane, TE range (TE 38), 5 µm pore size, 37 mm circle (50 pcs)
Air Flow Rate (Delta p equals 3 mbar) :3.5 s/100 ml
Flow Rate (Delta p equals 0.9 bar) :2.2 s/100 ml/12.5 cm²
Hydrophobic :Yes
Material :Polytetrafluoroethylene (PTFE)
Membrane Type :TE 38
Operating temp. max. :100°C °C
Pore Size :5 µm
Diameter :37 mm
Whatman PFTE Membrane Filters ‒ TE Range Whatman Filter Papers Range of products are mostly available in ready stock and it can delivered immediately throughout india
Apart from supplying Whatman Filter Papers products in India through dealers network, catering to a variety of customers ranging from Electrical Contractors, Engineering Industries, Turnkey Construction Companies, Railways, Defence Installations, Research Laboratories, Educational Institutes and various Research and Development laboratories of leading national and multinational companies.
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