PP-R, MT05-200Y (RP348P) bụ polypropylene random copolymer nke a maara nke ọma site na mmiri mmiri dị mma, nke a na-ejikarị eme ihe n'ịkpụzi ihe. RP348P nwere ihe ndị dị elu dịka nnukwu nghọta, nnukwu ihe na-egbuke egbuke, iguzogide okpomọkụ, ezigbo ike, na iguzogide nsị. Arụmọrụ bayoloji na kemịkalụ nke ngwaahịa a kwekọrọ na ọkọlọtọ YY/T0242-2007 "Ihe Pụrụ Iche Polypropylene maka Ngwa Ọgwụ, Mmịnye ọbara, na Ngwa Ọgwụ."