2,3,4',5-Tetrachlorobiphenyl, 5mg

1,3,6,8-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Salicylic acid-d6 ,neat,neat,10mg

Oxytetracycline hydrochloride, 100 µg/ml, Methano