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Method 625.1: Base/Neutrals and Acids by GC/MS (2016)
www.epa.govinterferences (Reference 6). 3.4 In samples that contain an inordinate number of interferences, the use of chemical ionization (CI) or triple quadrupole (MRM) mass spectrometry may make identification easier. Tables 4 and 5 give characteristic CI and MRM m/z’s for many of the analytes covered by this method. The use