EPA Method 602 Purgeable Aromatics

1-Bromo-2,3,4-trichlorobenzene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 107103-78-6

Atrazine-desisopropyl, 100 µg/ml, Acetonitrile,

3,3',4,5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane