3,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 40ng/ml, nonane

n-Pentadecane-d32, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 36340-20-2

2,4,4'-Tribromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 41318-75-6