Paraxanthine, 25mg

Cyclamic Acid-d11, 1mg

gamma-HCH (BHC), 10ug/ml, Solvent-acetonitrile, Unit 10mL, # of units-1, Cas.no. 58-89-9

EPA Method 502/524 Surrogate Standard #3, 2000µg/ml in MeOH, 1ml