Summary SGS has developed and validated accurate, sensitive and accessible polychlorinated biphenyls (PCBs) analysis by GC-MS in support of the US EPA’s initiative to update the PCB measurement strategy for the National Pollutant Discharge Elimination System (NPDES) permit program. Background Polychlorinated Biphenyls (PCBs) are ubiquitous contaminants regulated under the US Clean Water Act. Currently, the […]