... 13mm,25mm,33mm Syringes filter/Membrane filter/HPLC filter/ Lab filterFeature & Benefit A. Reliable QualityB. Convenient OperationC. High porosity provides high ... , filter material,and pore sizeE. Manufactured in a 100,000 clean room in a ISO certified plantSpecification A. Membrane Material: N66,MCE,PES,PVDF ... Gas Sterilized Filtratio33 Syringes filter/Membrane filter/HPLC filter/ Lab filter