Lab Membrane: 1.Material: MCE,N66,PES, PTFE,PVDF,PP 2. ... .45um,0.65um, 1.00um.... 3. Dia: 13,25,47, 50.... ANOW Lab Membrane:SPECIFICATION: MATERIAL: MCE,N66,PES, PTFE,PVDF,PPPORE ... , 0.45um,0.65um, 1.00um,3.00um....DIAMETER: Φ13, Φ25, Φ47, Φ50, Φ90, Φ100, Φ106 Φ142, Φ150, Φ200, Φ250, Φ293 ... , we usually apply CN-CA membrane, which is more suitable. Lab Membrane