Ko Topilene ® R530A he polypropylene copolymer matapōkere i hangaia e whakaatu ana i te pai o te mahi me te maamaatanga pai. He pai mo te rongoa, te whakapaipai me nga hua whakapiri kai. Ko Topilene ® R530A e whai ana ki nga whakaritenga a te FDA i roto i te waehere o nga Ture a te Federal i te 21 CFR 177.1520 mo te whakapiri kai. I paahitia e tenei hua te whakamatautau US Pharmacopoeia (USP class Ⅵ) me te whakamatautau Pharmacopoeia Pakeha (EP 3.1.6) ka taea te whakamahi hei kaupapa rongoa. I whiwhi hoki tenei hua i te whakaaetanga a te Hainamana Whakahaere Kai me te Taakaro, a kua rehitatia ki te rarangi Raarangi Tohu Whakaakoranga FDA. (DMF Nama 21499).