PAH-Mix 9, 10µg/mL in Acetonitrile, 10ml

2,4'-DDT-d8, 100µg/ml in Isooctane, 1ml

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

PAH - Mix 15 (2005/108/EC), 10µg/ml in Acetonitrile, 5ml