... jslingjie.com, with natural hydrophobic PTFE filter membrane or imported PTFE filter membrane as their filter medium, receive 100% integrity testing ... solvents; filtration of acetone.Material structureFilter membrane: imported and domestic PTFE filter membraneSupporting layer: imported PPInternal and external ... alcohol)0.05MPa(Ethyl alcohol)Diameter and length of filter elementΦ69mm,5", 10", 20", 30", ...