Mefenacet, 10 µg/ml, Acetonitrile, 10ml

1,2-Bis(pentabromophenyl)ethane [13C14], 1.2ml x 25ug/ml, toluene

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

1,1,2,2-Tetrabromoethane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-27-6