6-Chloro-3(2H)-pyridazinone, >98%, 25g

n-Dodecane, ?13C: -32.54, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 112-40-3

Acetaminophen, 250mg

Octachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene