1,2,3-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

4-n-Nonylphenol, 1000µg/ml in MeOH, 1ml

2,3,3',4,5'-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Iron (Fe)