β-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml

Perfluorooctane sulfonic acid, 100µg/mL in MeOH:Water, 1ml

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1719-03-5

Chlorfenvinphos, 100µg/mL in Acetonitrile, 1ml