1,3,7-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

1,2-Dichloropropane, 100 µg/ml, Cyclohexane, 5ml

Sodium Sulfate (SO42-)

Internal Standard Spiking Solution, 200ng/ml n Nonane/0.8% toluene, 1,2ml