4-Hydroxy-2',3,5,5'-tetrachlorobiphenyl, 10mg

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

Methyl cis-9-hexadecenoate (C16:1), 10mg/ml in Heptane, 1ml

b-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane