Revised Spiking Standard #2

Ofurace, 100 µg/ml, Ethyl acetate, 5ml

2,4-Dinitrophenol, 100 µg/ml, Acetonitrile, 5ml

1-Pentene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 109-67-1