Metazachlor, certified, 0.1g

Carboxin-sulfoxide, 100 µg/ml, Acetonitrile, 1ml

1-/3-Nitrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 70021-99-7/70021-98-6

1,3,6,8-Tetrachloro-9H-[13C12]carbazole, 1.2ml x 50ug/ml, nonane