Bromoxynil, 100 µg/ml, Ethyl acetate, 5ml

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

Aqueous ethanol control EtOH AQ (2.0g/L), 10 x 3.0ml

17?(H),21ß(H)-(22S)-Homohopane, 500µg/mL in Isooctane, 1mL