Polymyxin B sulfate, 100mg

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

3'-Fluoro-3,5-dichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 844856-38-8

Benzo(a)pyrene