1,2,3,4,6,7-Hexachloronaphthalene, 50µg/ml in nonane, 1,2ml

2,2',3,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41464-39-5

n-Hexane, neat, Solvent-neat, Unit 10mL, # of units-1, Cas.no. 110-54-3

2,5-Dinitrotoluene, 100µg/ml in MeOH, 5ml