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Whatman™ UniPrep™ Syringeless Filters - PTFE

Process samples in one-third the time of conventional syringe filters

Manufacturer: whatman™  UN113EORG

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Catalog No. 09-923-5


Description & Specifications


Type Syringeless Filter
Diameter (Metric) 17mm
Material Polytetrafluoroethylene (PTFE)
Applications Increase lab productivity and efficiency; Generate less waste; Realize greater overall cost savings per test
Hold up Volume (After Air Purge) 50μL
Pore Size 0.2μm
Filtration Area (Metric) 0.28cm sq.
Quantity Pack of 50

UniPrep syringeless filters are preassembled filtration devices for the filtration and storage of laboratory samples.

  • Chemically inert PTFE membrane for filtration of samples containing >50% organic solvent
  • Consists of external sample test tube, plunger (which incorporates membrane filter and prefilter), removable cap
  • Filtration area: 0.3cm2
  • Safe, efficient—prefilter and membrane can't pop off
  • Air purge unnecessary—inserting plunger into tube provides a positive pressure purge of sample through filter
  • Sealed glass microfiber prefilter traps larger particles before they can clog the membrane

  • Increase lab productivity and efficiency
  • Generate less waste
  • Realize greater overall cost savings per test