Retention Time Marker Solution Iowa OA-2

N-ethylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 50µg/ml in MeOH, 1,2ml

n-Butyl acetate, 3000µg/mL, Solvent-Methanol, Unit 1mL, # of units-1, Cas.no. 123-86-4

2-sec-Butyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88-85-7