2-Hexanone, 1ml

1,2,3,5-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 527-53-7

p-Xylene, 1000µg/ml in MeOH, 1ml

Dieldrin, 1000µg/ml in Hexane, 1ml