1,2,4-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Iron (Fe)

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 1ml

Sulfamethoxypyridazine, 100 µg/ml, Methanol, 1ml