Isoproturon

Benzyl n-butyl phthalate-3,4,5,6-d7,1000 µg/mL,isooctane,1mL,

D3-4-Aminoantipyrine, 10mg

1,2,4,7,8-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene