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

n-Dotriacontane, ?13C: -28.34, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 544-85-4

2,3',4,4',5-Pentachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane

1,1-Dichloro-2,2-bis(4-chlorophenyl)ethane, 1.2mL x 100ug/mL, nonane