9 mm Pp Seppta amagwiritsidwa ntchito pogwiritsa ntchito labotale, kuphatikizapo chromatography, kusungidwa kwachitsanzo, ndi kusanthula zitsanzo. SEPTA iyi imapereka chopinga chodalirika pakati pa zitsanzo ndi chilengedwe. PP Seppta, kapena Polypropylene Septa, ndi mtundu wazinthu zokopa zogwiritsidwa ntchito mu labotale, makamaka mu chromatography ndi kusanthula zitsanzo. Septa iyi imapangidwa kuchokera ku polypropylene, kugonjetsedwa kokhazikika komanso kokhazikika.