Propoxur, 100µg/ml in Acetonitrile, 1ml

Benzo[e]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205440-82-0

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL,

n-Hydrocarbon Mix C9 - C39 Odd