Propamocarb N-oxide, 100 µg/ml, Acetonitrile, 1m

7,10-Dimethylbenzo[a]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63104-33-6

4,4'-Dibromobenzophenone, 250mg

EPA Method 527 Surrogate Standard