... lab membrane have CN-CA, PTFE, GF, Nylon. PES,PVDF , the OD can be 25mm,47mm, 60mm,90mm,120mm,293mm ... About hydrophilic lab ... 300 Roll Membrane: 270mm, 300mm Typical Data MaterialN66,PES,CN-CAThickness110±10µmFilter SurfacePlainWettabilityHydrophobicAbsorption0.2µm membrane absorption capability: ... to absorption.In this case,we usually apply CN-CA membrane,which is more suitable. membrane filter ...