1-Ethyl-3-methylimidazolium Ethyl Sulfate, 5g

Mass-Labelled PCB Solution, 1.2ml x 20ng/ml, nonane

1,1-Dichloro-2,2-bis(4-Chlorophenyl-d4)ethane, 100µg/mL in IO, 1ml

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