2,4,4'-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane

2,2',3,3',4,5,5',6-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Atrazine-desisopropyl, 100 µg/ml, Acetonitrile,

Perfluoroheptanoic acid