2,3,5,6-Tetrachlorophenol, 100 µg/ml, Methanol,

sec-Butylparaben, 100mg

13C6-Hexachlorobenzene, 100 µg/ml, Cyclohexane,

2,2',3,4,4',5'-Hexabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane