1-Chloronaphthalene (technical), 1000mg

C28 1-Methyl triaromatic sterane + C28 Triaromatic sterane (0856.28), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-31-6

D5-PCB 116, 10.0 µg/ml, Isooctane, 1ml

D9-Trimethoprim, 10mg