4-n-Nonylphenol, 100 µg/ml, Methanol, 1ml

1,2,4,7,8-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Mass-Labelled PBDE Solution/Mixture, 1.2ml, nonane

Sodium Carbonate