Mass-Labelled PCB Congener Solution/Mixture, 1.2ml, nonane

2,3,6-Trichlorobiphenylene, 1.2ml x 1x10-4M, dimethylsulfoxide

4,6,8-Trimethylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88565-88-2

Parathion-methyl, 100 µg/ml, Toluene, 1ml