4,4'-Dibromobenzophenone, 100 µg/ml, Ethyl acetat

4-Heptanol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 589-55-9

Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane

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