Matrix Interference During PFAS Analysis via Method 537 Mod Max
Geosyntec Consultants of NC, PC (Geosyntec) has prepared this memorandum for The Chemours Company FC, LLC (Chemours) to describe matrix interference observed during the analysis of 70 per- and polyfluoroalkyl substances (PFAS), including 22 Table 3+ PFAS, by the EPA Method 537 Modified Max (“537 Mod Max”; a modified and extended version of EPA Method 537) analytical method.