2-Methylchrysene, 10µg/mL in Acetonitrile, 10ml

Perfluoro-n-[1,2,3,4-13C4]heptanoic acid, 50µg/ml in MeOH, 1,2ml

Hydroxyisohexyl-3-cyclohexene carboxaldehyde, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31906-04-4

Pyrethrins, 100 µg/ml, Acetonitrile, 1ml