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

trans-3-Hydroxycotinine, 100 µg/ml, Methanol, 1m

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane

EPA Method 608.3 DCB/TCMX Surrogate Mixture, 200µg/mL in Acetone, 1ml