2,3,6-Trichlorophenol, 250mg

Sodium perfluoro-[13C8]octanesulfonate, 50µg/ml in MeOH, 1,2ml

ζ-1,2,5,6,9,10-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene

Etrimfos, certified, 0.1g