Substances | Limitations |
Ethylene/1,3-phenylene oxyethylene isophthalate/terephthalate copolymer (CAS Reg. No. 87365-98-8) complying with § 177.1345 | For use only with polyethylene terephthalate as the food-contact layer, complying with § 177.1630 under conditions of use C through G described in table 2 of § 176.170(c) of this chapter. Laminate structures, when extracted with 8 percent ethanol at 150 °F for 2 hours shall not yield m-pheny lenedioxy-O,O'-diethyl isophthalate or cyclic bis(ethylene isophthalate) in excess of 7.8 micrograms/square decimeter (0.5 microgram/square inch) of food-contact surface. |
Nylon 6/12 resins complying with § 177.1500(b) , item 13.2, of this chapter (CAS Reg. No. 25191-04-2) | For use with nonalcoholic foods at temperatures not to exceed 100 °C (212 °F). Laminate structures with authorized food-contact materials yield no more than 0.15 milligram of epsilon-caprolactam and 0.04 milligram of omega-laurolactam per square inch when extracted with water at 100 °C (212 °F) for 5 hours. |
Nylon 6/66 resins complying with § 177.1500(b) , item 4.2 of this chapter (CAS Reg. 24993-04-2) | For use only with: 1. Nonalcoholic foods at temperatures not to exceed 82.2 °C (180 °F). Laminate structures with authorized food-contact materials yield no more than 0.15 milligram of epsilon-caprolactam per square inch when extracted with water at 82.2 °C (180 °F) for 5 hours. 2. Nonalcoholic foods at temperatures not to exceed 100 °C (212 °F). Laminate films with authorized food-contact materials yield no more than 0.15 milligram of epsilon-caprolactam per square inch when extracted with water at 100 °C (212 °F) for 5 hours. |
Nylon 6/69 resins complying with § 177.1500(b) , item 14, of this chapter (CAS Reg. No. 51995-62-1) | For use with nonalcoholic foods under conditions of use B, C, D, E, F, G, and H described in table 2 of § 176.170 of this chapter. Laminate structures with authorized food-contact materials may contain nylon 6/69 resins provided that the nitrogen content of aqueous extracts of a representative laminate (obtained at 100 °C (212 °F) for 8 hours) does not exceed 15 micrograms per square centimeter (100 micrograms per square inch). |
21 C.F.R. §177.1395