Chlorbromuron, 100 µg/ml, Acetonitrile, 5ml

SAE 30Motor Oil

1,2,4,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane

Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml