gamma-HCH, 10.0 µg/ml, Cyclohexane, 10ml

N-Nitroso(2-hydroxyethyl)glycine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 80556-89-4

D8-Ciprofloxacin hydrochloride hydrate, 10mg

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml