2,2’,3,4’,5,5’-Hexachlorobiphenyl

Atrazine-desisopropyl, 100µg/ml in AL, 5ml

2,2',4,4',5,5'-Hexabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68631-49-2

Trimethoprim, certified, 0.25g