2-Bromothiophene in isooctane, Blank Units: 5x1mL ampoules

2,2,5,7-Tetramethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23342-25-8

Nitrofurantoin 13C3, 5mg

Propoxycarbazone sodium, 100 μg/ml in MeOH, 1ml