Ethyl-t-butyl ether

n-Heneicosane, ?13C: -28.59, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 629-94-7

2’,4-Bis(aminophenyl)methane, 250mg

Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane