Ofloxacin,neat,neat,10mg,

m-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml

2-Ethyl-3,(5/6)-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 27043-05-6 or 55031-15-7

2-Naphthol-d7, 2,5mg