Tribromoacetic acid, certified, 0.1g

alpha alpha alpha (20R)-Cholestane, 1000µg/mL in Isooctane, 1ml

N-Nitrososarcosine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 13256-22-9

Carfentrazone-ethyl, 10mg