Propoxycarbazone sodium, 100 μg/ml in MeOH, 1ml

Dibenzo(a,h)pyrene

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no.

n-Tetracontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4181-95-7