EC-5422
DL-PCB RH12 EXTRACTION SPIKE (13C12, 99%) IN NONANE
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DL-PCB RH12 EXTRACTION SPIKE (13C12, 99%) IN NONANE

DL-PCB RH12 SYRINGE SPIKE (13C12, 99%) 100 NG/ML IN NONANE

PCB EXHIBIT CALIBRATION SOLUTIONS CS0.2-CS5 (UNLABELED/13C12, 99%)

PCB EXHIBIT INTERNAL STANDARD (13C12, 99%)

PCB EXHIBIT RECOVERY SOLUTION (13C12, 99%)

PCB EXHIBIT NATIVE PAR SOLUTION UNLABELED

DL-PCB NATIVE PLUS MIXTURE UNLABELED IN ISOOCTANE

MO & NDL PCB MIXTURE (UNLABELED) IN ISOOCTANE

MO & NDL PCB MIXTURE (13C12, 99%) IN NONANE