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Sartolab® BT 250, 0.22 µm, PES Bottle Top Filter for 250 mL Samples

Sartolab® BT 250, 0.22 µm, PES, bottle top filters are single-use units for the sterile filtration of sample volumes up to 250 mL.

User Benefits

  • Highest flow rates with a large filtration area

  • No loss of protein with a low protein affinity membrane

  • Low hold-up volume due to an optimized membrane support

  • Can be used as stand-alone system or with the Sartolab® Multistation, which allows parallel filtration of up to 6 samples

Item no.:  180E13---------E

Price:  $77.00


The Sartolab® BT bottle top filter is comprised of:

  • A graduated funnel with a polyethersulfone (PES) membrane, a vacuum adapter and a lid

  • A tube connector for vacuum connection (for stand-alone filtration)

User Manual

Sartolab® RF | BT
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Sartolab® RF | BT
zh 665.6 kB
Sartolab® RF | BT
es 779.5 kB
Sartolab® RF | BT
it 769.5 kB
Sartolab® RF | BT
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Sartolab® RF | BT
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  • Application Area


  • With or Without Receiver Flask
    BT (funnel only)


  • Filter Diameter
    80 mm
  • Filtration Area
    43 cm²
  • Neck Size Bottle Top Units
    ⌀ 45 mm

General Specifications

  • Device Format
    BT (funnel only)

Materials of Construction

  • Housing Material
    Polystyrene (PS)
  • Membrane Material
    Polyethersulfone (PES)

Physicochemical Information

  • Pore Size
    0.22 µm
  • Wettability

Product Information

  • Device Type
    Vacuum Filtration Units
  • Sample Type
    • Aqueous
    • Solvents and harsh liquids according to chemical compatibility
  • Sterilization Method
    E-Beam (beta) irradiation


  • Delivery Condition


  • Filling Volume
    250 mL
  • Funnel Volume
    250 mL
  • Volume
    250 mL