May 18, 2018 · Thomas Scientific 325-1251-TMS12 Solvent Filtration Disposable Vacuum Bottle Top Filter, 0.2um Sterilizing PTFE Membrane, 500mL, GL45 Thread (2) $92.59 $ 92 . 59 ($7.72/Count) Thomas Scientific 325-1271-TMS1 Solvent Filtration Disposable Vacuum Bottle Top Filter, 0.2um Sterilizing PES Membrane, 500mL, GL45 Thread