2-Methylimidazole, 100mg

Dioxathion , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 78-34-2

Thiamine-13C3 Hydrochloride, 1mg

Potassium perfluorooctanesulfonate (Technical Grade), 1.2ml x 50ug/ml, methanol