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ReZist Syringe Filters
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Rezist 13mm PTFE

Rezist 30mm PTFE

The Whatman ReZist™ range of syringe filters has been specifically designed to be resistant to organic solvents. These filters are ideal for the clarification of aggressive organic solvents. ReZist 30 mm filters can also be used as a venting filter for small vessels.

ReZist for HPLC sample preparation features
  • Hydrophobic PTFE membrane is laminated with polypropylene
  • 13 mm diameter with Mini-Tip
  • 13 mm diameter with extremely low dead volume < 10 µl

Benefits
  • Excellent chemical resistance against standard organic HPLC solvents
  • 13 mm diameter with Mini-Tip outlet is ideal for filtration into very small sample bottles
  • Permits optimal utilization of small sample volumes

ReZist for air venting features
  • Integral, permanently hydrophobic PTFE membranes
  • Polypropylene support

Benefits
  • Extremely high chemical resistance
 
Typical Applications - ReZist
Filtration of organic solutions in HPLC ReZist 13 and 30 ReZist 13 and 30
Filtration of aggressive solutions ReZist 13 and 30
1 µm membrane for prefiltration of high solid content solutions ReZist 13 and 30
Moisture barrier when venting ReZist 30
Air sterilization for tubing systems ReZist 30
Aerosol separation for protecting vacuum pumps ReZist 30
Sterile venting of small volumes ReZist 30
Prefiltration of difficult-to-filter aqueous or ReZist 30 / GF92
organic solutions containing particles
ReZist 30/GF92


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