1-Butanol, 5ml

Ethyl heneicosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28898-67-1

Malathion, 100μg/mL in Acetonitrile, 1ml

Dodecylbenzene (hard type) (mixture of branched chain isomers), 500ml