... . used in labs 3. with full series for customer choice CN-CA Syringe Filter One time shaped, elegant appearanceIntroduction: Syringe filter ... , 0.45, 0.8 and 1.2um. Membrane material has:CN-CA, Nylon, PVDF, PTFE. Choose proper membrane is very important ... mm ¢25mm0.22, 0.45, 0.8, 1.2(um)CN-CAHydrophobic Series ¢13 mm ¢25mm0.22, 0.45, 0.8 ... 0.22, 0.45, 0.8, 1.2(um)PTFE CN-CA Syringe Filter