Caffeine-d9 (1,3,7-trimethyl-d9),neat,neat,10mg

Metolachlor oxanilic acid (OA), certified, 10mg

Oxaziclomefone, 10mg

Dibenzo[b,k]chrysene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 217-54-9