•Tefion (PTFE) - 適用於侵略性溶劑、強酸, 不適用於水系溶液 •100 片/盒 •Membrane of PTFE----PTFE (Teflon) can be used to filter solvents and strong acids. Although PTFE is inherently hydrophobic, it can be made hydrophilic by pre-wetting the membrane with methanol and then rinsing with water.
