U.S.FDA CFR 21 181.32 or 180.22里面只有一些技术指标,有具体的标准方法,可就是没找着,哪位兄弟帮帮忙。
“Gas-Solid Chromatographic Procedure for Determining Acrylonitrile Monomer in Acrylonitrile-Containing Polymers and Food Simulating Solvents”
“Determination of β-Dodecyl-mercaptopropionitrile in NR–16R Aqueous Extracts” and “Measurement of β-(2-Hdroxyethylmercapto) Propionitrile in Heptane Food-Simulating Solvent,”