Retention time marker

Boron trifluoride, 12% in methanol, neat, Solvent-neat, Unit 1mL, # of units-10, Cas.no. 373-57-9

Perfluorohexylphosphonic acid, 50µg/ml in MeOH, 1,2ml

Monolinuron, 10.0 µg/ml, Acetonitrile, 10ml