Ko te PP-R, MT05-400L (RP340R) he copolymer matapōkere polypropylene he pai te rere, e whakamahia ana i roto i te hanga werohanga. Ko ngā āhuatanga o te RP340R he mārama teitei, he kanapa teitei, he ātete ki te pāmahana teitei, me te pumau pai o te taha werohanga. Kua paahitia e te hua te whakamātautau hauora YY/T0242-2007 me te whakamātautau mahi kai me te rongoā GB 4806.6-2016.