Isihluzi se-PP sendlu ye-membrane yesirinji sibhekisa kwisihluzo sesirinji kwi-wif indlu eyenziwe nge-polypropylene (PP).
I-Polypropylene yinto esetyenziswa ngokuqhelekileyo kwizindlu zokucoca i-syringe ngenxa yokuhambelana kwayo kweekhemikhali, i-extractables ephantsi, kunye nokuchasana noluhlu olubanzi lwe-solvents. Izindlu zePP zibonelela ngenkxaso yesakhiwo kwi-membrane yokucoca i-teh kwaye inceda ukugcina ingqibelelo yayo ngexesha lokuhluza.
Ezi zihluzo zesirinji zifumana izicelo kwiinkalo ezahlukeneyo ezifana namayeza, i-biotechnology, uhlalutyo lokusingqongileyo, uvavanyo lokutya kunye nesiselo, kunye neelebhu zophando apho ukuhluzwa okuchanekileyo kufuneka khona ukuqinisekisa ukucoceka kwesampulu kunye nokuthembeka.