Aroclor 1242 in Transformer Oil

Pristane/n-Heptadecane Control Standard/Whole Oil Control Mixture 4 Pristane/n-Heptadecane = 1:2 (1000µg Pristane and 2000µg n-Heptadecane in 1mL isooctane)

(-)-Norgestrel, 100mg

Zilpaterol-13C3 hydrochloride, 10mg