Gas Chromatography - Mass Spectrometry (GC-MS) Screening Procedure for the Presence of Diethylene Glycol and Ethylene Glycol in Toothpaste (Version 2.0)
June 2007
http://www.cfsan.fda.gov/~dms/degmeth.html
測定法を緊急アップ。各自検証しながら使用すること。
Gas Chromatography - Mass Spectrometry (GC-MS) Screening Procedure for the Presence of Diethylene Glycol and Ethylene Glycol in Toothpaste (Version 2.0)
June 2007
http://www.cfsan.fda.gov/~dms/degmeth.html
測定法を緊急アップ。各自検証しながら使用すること。