Hexachlorocyclopentadiene, 100 µg/ml, Cyclohexane

2-Methylhexane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 591-76-4

Benzo(e)pyrene,2000µg/ml in methylene chloride,1ml

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no.