[Code of Federal Regulations] [Title 21, Volume 3] [Revised as of April 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR177.1020]
原文由 两个字的烦恼(lirva) 发表: Acrylonitrile copolymers identified in this section shall comply with the provisions of §180.22 of this chapter. 个人认为两个都要符合。 现在很多机构都是按照180.22/181.32