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PFAS analysis compatible with U.S. EPA Methods 533, 531.7, 1621, and 1633
| Image | Instruments | Analysis | Detection Limit | Contact |
|---|---|---|---|---|
 1290 Infinity II* & 6470, Agilent |
Triple quadrupole liquid chromatography–mass spectrometer (QqQ LC-MS ) *Agilent PFAS kit & delay column installed | Targeted PFAS analysis *Aqueous sample | 0.2 ppb (µg/L) | RICE Shared Equipment Authority (SEA) |
 1290 Infinity II & MSD Agilent |
Single quadrupole liquid chromatography–mass spectrometer (Single-Q LC-MS) | Routine mass analysis and screening *Aqueous sample | 10 ppm (mg/L) | RICE Shared Equipment Authority (SEA) |
 1290 Infinity II & 6545XT, Agilent |
Quadrupole time of flight liquid chromatography–mass spectrometer (qToF LC-MS) | Perform untargeted accurate mass PFAS screening with optional MS/MS fragment ion data *Aqueous sample |
0.5 ppm (mg/L) | RICE Shared Equipment Authority (SEA) |
 1290 Infinity II & Ultivo, Agilent |
Ultivo triple quadrupole liquid chromatography–mass spectrometer (Ultivo QqQ LC-MS) *Online-SPE (1290 Infinity Flexible Cube: in order) | Targeted PFAS compounds *Aqueous sample | 0.5 ppb (µg/L) 1ppt (mg/L) *Online-SPE |
Dr. Wong group |
 1260 Infinity II |
High-performance liquid chromatography-diode array detection (HPLC-DAD) | Targeted PFOA *Aqueous sample | 0.5 ppm (mg/L) |
Dr. Wong group & RICE Undergraduate Lab |
 XPREP C-IC, Trace Elemental Instruments |
Combustion Ion Chromatography (CIC) *AOF analysis (XPREP A6) | Quantification of total fluorine (TF) and adsortable organic fluorine (AOF) *Aqueous / Solid sample | 0.5 ppm (mg/L) *TF 1 ppb (µg/L) *AOF |
RICE Shared Equipment Authority (SEA) |
 AQUION/AS-DV, Thermo Fisher Scientific |
Ion chromatography (IC) | Fluoride ion *Aqueous sample | 0.5 ppm (mg/L) | Dr. Wong group |
 NEO 600 MHz, Bruker |
C-13 Nuclear magnetic resonance (NMR) | Understanding the carbon framework of PFAS molecules *Aqueous / solid sample | >1 ppm (mg/L) | RICE Shared Equipment Authority (SEA) |
 9609BNWP, Thermo Fisher Scientific |
Fluoride Ion-selective electrode (ISE) | Fluoride ion *Aqueous sample | 10 ppb (µgl) |
Dr. Wong group |
 TOC-L, Shimazu |
Total Organic Carbon (TOC) Analyzers | Total organic carbon *Aqueous sample | 0.3 ppm (mg/L) |
Dr. Wong group |
| PFCA; Perfluoroalkyl carboxylic acids PFSA; Perfluoroalkyl sulfonic acids FTS; Fluorotelomer sulfonic acids | PFECA; Per- and Polyfluoroether carboxylic acids PFESA; polyfluorinated ether sulfonic acids FOSAA; Perfluorooctane sulfonamidoacetic acids |