Isodrin

N-ethyl-d5-perfluoro-1-octanesulfonamide, 50µg/ml in MeOH, 1,2ml

2,2,4,5-Tetrachlorobiphenyl (BZ-49)

2,2',3,4,4',5',6-Heptabromodiphenyl ether, 50µg/ml in IO, 1ml