2-Methylpentane, 1ml

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

2,2',3,4,4',5'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

2,2',3,3',4,4',5,6-Octachlorobiphenyl