Metolachlor, 100µg/mL in Acetonitrile, 1ml

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

Senecionine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 130-01-8

PAH standard, 100µg/ml in methylene chloride, 1ml