2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Maleic acid, 250mg

Acetylsalicylsalicylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 530-75-6

1-Naphthylacetamide, 500mg