The Evolution of US EPA Method 525
“DETERMINATION OF SEMIVOLATILE ORGANIC CHEMICALS IN DRINKING WATER BY SOLID PHASE EXTRACTION AND CAPILLARY COLUMN GAS CHROMATOGRAPHY/ MASS SPECTROMETRY (GC/MS)” Initially published in 1988, Method 525 had two additional versions before the latest version, Method 525.3, was published in 2012. For brevity, we will provide the conclusion to the article first and then the main…