1,2,4,5-Tetrachlorobenzene

D10-1-Butanol, 100 µg/ml, Acetonitrile, 1ml

1,3-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Theobromine, 100µg/ml in MeOH, 5ml