2,2',3,4,5-Pentachlorobiphenyl

2',3,5-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 37680-68-5

D3-Alachlor ESA sodium salt, 10mg

EPA Method 525 - PAH Standard