3,3',4',5-Tetrachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Sulfur Standard: S @ 10 µg/g (0.0010 wt%) in #2 Diesel Fuel, 100ml

1-(3,4-Dichlorophenyl)-3-methylurea

3-Chloro-3’,5,5’-triiodo-L-thyronine, 1mg