Fenbutatin oxide, 100 µg/ml, Methanol, 1ml

Fipronil-sulfone, 100 ng/µl, 1ml

PCB No. 50, 100µg/ml in Isooctane, 1ml

n-Undecane, ?13C: -26.11, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 1120-21-4