Polypropylene amagwiritsa ntchito njira zosankha za PH Omvera a Ph Stritte, sodium kapena chikondwerero chazitsulo.
Mbale za PP ndizabwino mukamagwira ntchito ndi zitsanzo za pH, zitsanzo zam'madzi zomwe zimagwiritsidwa ntchito ndi sodium.
Ngati mukusambira chilichonse chomwe chingapangitse adsosb kukhala magalasi a borosiltia, kapena kuti akuwoneka kuti alabadidwe adatulutsidwa mugalasi, Mbale izi zikuwoneka kuti zimachita chinyengo. Pogwiritsa ntchito paulendo wachitatu Quad Milpecally.