2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane

Perfluoro-n-[1,2,3,4,5-13C5]pentanoic acid, 50µg/ml in MeOH, 1,2ml

Bis(1,3-dichloro-2-propyl) phosphate (97%), 1.2ml x 48.5ug/ml, acetonitrile

1,2,4,6,7-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.