Topilene ® R530A bụ polypropylene random copolymer nke e mere nke ọma nke nwere ikike nhazi dị mma na ezigbo nghọta. Ọ dabara adaba maka ngwaahịa ọgwụ, ịchọ mma na ngwaahịa kọntaktị nri. Topilene ® R530A na-agbaso ihe FDA chọrọ na koodu nke Iwu Federal na 21 CFR 177.1520 maka kọntaktị nri. Ngwaahịa a gafere ule US Pharmacopoeia (klas USP Ⅵ) yana ule European Pharmacopoeia (EP 3.1.6) ma enwere ike iji ya dị ka ebumnuche ahụike. Ngwaahịa a nwetakwara nkwenye nke Nchịkwa Nri na Ọgwụ China ma edenyere ya na ndepụta faịlụ FDA Drug Master. (DMF Nke 21499).
