3,4-Dichloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Dibenzo[a,h]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 189-64-0

Sulfadimethoxine

N-Nitroso-N-methylaniline, 100μg/ml in MeOH, 5ml