Ethyl sulfate-d5 sodium salt,1000 µg ethyl sulfate/mL,MeOH,1mL,

o-Terphenyl

1,2,5,6,9,10-Hexabromocyclododecane, 100µg/ml in MeOH, 5ml

Mass-Labelled Mono-Ortho PCB Mixture, 5.00µg/mL in Nonane/8% toluene 1,2ml