2,2',3-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

2,4-Dibromophenol-3,5,6-d3, Please inquire, Solvent-, Unit , # of units-, Cas.no. 225386-58-3

Arochlor 1260 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11096-82-5

EPA Method 528 Internal Standard