PAH - Mix 16, 100µg/ml in Cyclohexane, 5ml

4-Bromophenol-2,3,5,6-d4,1000 µg/mL,isopropanol,1mL,

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

Nitralin, 10 µg/ml, Ethyl acetate, 10ml