PCBs, Pesticides, PBDEs, and Dioxins/Furans in Human Serum人血清中多氯联苯、杀虫剂、多溴联苯醚、二恶英/呋喃类This standard is intended for use in evaluating analytical methods for the determination of selected polychlorinated biphenyl (PCB) congeners, chlorinated pesticides and t