Flurtamone, 100 µg/ml, Acetonitrile, 1ml

Ethylbenzene, 1ml

Benzyl n-butyl phthalate-3,4,5,6-d6,1000 µg/mL,isooctane,1mL,

Octachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene