Analytical methods

ExperimentID EXA000439
ChemicalID CH0000365
Chemical Name PFOS
Official Method No
Chromatography LC
Chromatography mfr. ACQUITY UPLC I-Class, Waters
Column BEH C18 50 m x 2.1 mm, 1.7 μm
Column mfr. Waters
Detector MS/MS
Detector mfr. API-6500, AB Sciex
Ionization SRM-ESI-negative
Extraction ASE; SPE
Extraction Details ASE: 20% Aqueous methanol solution; SPE: Presep-C Alumina (First stage) Presep-C Agri(Later stage); Eluted with Methanol
Clean-up 1st
Clean-up 1st Details
Clean-up 2nd
Clean-up 2nd Details
Clean-up Spike 13C4PFOS
Syringe Spike NA
Derivatization
Recovery Correction
Instrument Detection Limit
Instrument Quantification Limit
Method Detection Limit 4 pg/g dry
Method Quantification Limit 9 pg/g dry
Repeatability
Standard
Recovery (CRM)
Recovery (spiked)
Recovery (IS)
Protocol https://www.env.go.jp/chemi/kurohon/2020/shosai/5_3_2.pdf
Remarks Analysis method: p9;
RegisterDate 2022/7/12
UpdateDate 2022/7/12