Atrazine-desethyl, 100 µg/ml, Acetonitrile, 5ml

2,3,7,8-Tetrachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,

n-Undecanoic acid

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