D3-Metribuzin, 100 µg/ml, Acetonitrile, 1ml

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

Reference Fish Tissue Extract (Isooctane/20% Salmon Oil), 3g, Isooctane

Dicofol, 100 µg/ml, Acetonitrile, 5ml