20mm syringe filters validated via 107CFU/cm2 level bacterial challenge test are ideal for sterile filtration of small volume liquid such as pure water, chemical intermediates, buffers, culture media, fermentation broth, and other biological products. It is provided with sterile packing and non-sterile packing.

Features and Benefits

  • Easy to use
  • Wide range of filter membranes
  • Applicable to samples below 60mL
  • Disposable design


  • Filters produced in a controlled environment
  • Manufactured according to ISO9001 certified Quality Management System

φ20 Syringe Filters

Materials of  Construction
Filter  Media MCE/NYL/Hydrophilic  PTFE/Hydrophobic PTFE/Hydrophobic PVDF/PES

(PP or GF is  optional for pre-filtration layer)

Support  & Drainage ABS
Sealing  Technology Ultrasonic  Welding
Outer  Diameter 23mm
Length 23.5mm
Inlet/Outlet connections
Inlet Female Luer Lock
Outlet Male Luer Lock
Filtration Area
Hold-up Volume
Removal Ratings, μm
0.1, 0.22, 0.45, 0.65
Maximum Operating  Temperature
60  ℃/140 ℉
Maximum Operation  Pressure@23
Bacterial Retention
Passed  107CFU/cm2 level bacterial challenge test
Bacterial Endotoxins
<0.25EU/ml  as determined by the LAL test
By  autoclave at 121℃, 20min or EO