1,2,3,8,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Roflumilast, 10mg

Propylene glycol methyl ether acetate

Propandiamine-1,2-13C2, , Solvent-, Unit , # of units-, Cas.no. 108-13-4 (unlabelled)