2,4-Dichlorotoluene

Hexachlorobenzene, 100 µg/ml, Acetonitrile, 5ml

PCB Co-Eluter Isomer Mix

1-Chloro-4-fluorobenzene, Internal standard for Gasoline Range Analysis, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 352-33-0