Metazachlor, 100μg/ml in Acetonitrile, 5ml

Perfluoro-n-heptanoic acid, 1.2ml x 50ug/ml, methanol

2,3',4,4',5',6-Hexachlorobiphenyl (168)

Dibenzo[b,k]chrysene, 200µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 217-54-9