Hexachlorobenzene, 1.2mL x 100ug/mL, nonane

N2-Methyl Trimethoprim (Impurity), 10mg

6-Methylchrysene, 10.0 µg/ml, Acetonitrile, 10ml

9-Phenylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 789-24-2