Ethofumesate, 100 µg/ml, Ethyl acetate, 5ml

delta-HCH, 100 µg/ml, Ethyl acetate, 5ml

2,3,4,4’,6-Pentachlorobiphenyl

γ-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene