Recent content by JeffA

  1. J

    hi whats better for oil ptfe or pvdf ?

    PTFE (Polytetrafluoroethylene) is the most chemically resistant. I have had excellant results filtering solutions with Benzyl Alcohol, Benzyl Benzoate, Ethyl Oleate, Guaiacol. PTFE membranes will exhibit high flow rates with all organic oils. Ordered 5 of the Whatman nylon ones, used 2, and gave...
  2. J

    Questions about the choice of the syringe filter

    Is that the 47mm filter holder? Planning on making the move from the syringe filters to a membrane one like that. Like the idea of buying 100 membranes for $30 instead of $4 for a syringe filter.
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