Mass-Labelled PCDD/PCDF Solution Mixture, 1.2ml, nonane

Perfluorobutane sulphonate, potassium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29420-49-3

Pyroxsulam, certified, 0.1g

1,2-Dinitrobenzene, 1000µg/ml in MeOH, 1ml