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Sartolab® BT Vacuum Filtration Units 180C4----------K, 0.22 µm Polyethersulfone, 150 ml

Sartolab® BT with polyethersulfone (PES) is designed for cell culture media and other solutions. Type C4 is a bottle top (BT) unit with a pore size of 0.22 µm and a volume of 150 ml and can be used for sterile filtration. Version K contains 48 units which are individually packed and sterilized.

Item no.:  180C4----------K

Price:  $280.00

Availability (ex works):  For more information please log in

Sartolab RF/BT are disposable vacuum filtration units. The Bottle Top (BT) units contain an optimized Sartorius PES membrane and combine highest flow-rates and throughput with extremely low protein binding and extractables. They are therefore the product of choice for sterile filtration of tissue culture media, buffers, additives and other aqueous biologicals. Sartolab BT vacuum units are available as 150 ml, 500 ml and 1000 ml units.

  • Low protein binding
  • Fast flow and high throughput
  • Easy to use
  • For reusable receiver flasks


Laboratory Filtration Products
en 21.9 MB

User Manual

Sartolab RF/BT
en 205.4 kB


  • Application
    Buffer & Media
  • Area of Application
    • Sterile Filtration
    • Clarification

Compliance Information

  • Biosafety
    All materials of this filter element meet the requirements of the current USP Biological Reactivity tests for plastics Class VI (Systemic Injection, Intracutaneous and Implantation tests).
  • Cytotoxicity
    USP Biological Reactivity Tests, in vitro


  • With or Without Receiver Flask
    BT (funnel only)

Connections (Physical)

  • Connector Outlet
    Plug-on Hose Barb


  • Dimensions
    42 × 42 mm
  • Filtration Area
    18 cm²
  • Neck Size Bottle Top Units
    ⌀ 45 mm

Materials of Construction

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

Operating Conditions

  • Maximum Allowable Working Temperature
    70 °C (158 °F)

Physicochemical Information

  • Non-Fiber Releasing
    This filter product complies with the title 21 of the Code of Federal Regulations (CFR), section 210.3(b)(6) and 211.72.
  • Pore Size
    0.22 µm
  • Wettability

Product Information

  • Device Type
    Vacuum Filtration Units
  • Pack Size
  • Packaging
    Single pouch packed
  • Primary Product Type
    Filtration Devices
  • Sample Type
    • Aqueous
    • Solvents and harsh liquids according to chemical compatibility


  • Device Format
    Bottle Top
  • Filter Paper/Membrane Color
  • pH Range
    1.0 – 13.0


  • Delivery Condition

Usage Protocols

  • Sterilization Method
    Gamma irradiation


  • Capacity
    150 mL
  • Filling Volume
    150 mL
  • Funnel Volume
    150 mL
  • Receiver Flask Volume
    150 mL
  • Volume
    150 mL