Methylpentadecanoate (C15:0), 10mg/ml in Hexane, 1ml

3,3',5,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane

D12-Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml

537.1 Surrogate primary dilution std