Chlorotoluron, 100 µg/ml, Acetonitrile, 5ml

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

Mineral Spirits

Ethanol standard in whole blood,2.0g/L,whole blood, 1.5mL