1H,1H,2H,2H-Perfluoro-n-octyl methacrylate-d5,50 µg/mL,MeOH,1mL,

Mass-Labelled Chlorinated Biphenylol Solution/Mixture, 1.2ml, toluene

Methylheneicosanoate C21:0, 10mg/mL in Hexane, 1ml

Cacodylic acid (As)