Iopromide, 100 µg/ml, Water, 1ml

N-Nitrosodipropylamine, 100mg

PCB No. 78, 100µg/ml in Isooctane, 1ml

Mass-Labelled Mono-Ortho PCB Mixture, 5.00µg/mL in Nonane/8% toluene 1,2ml