2,2',5,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane

o-Toluidine, 100 µg/ml, Acetonitrile, 1ml

Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml

Chrysene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-03-5