Ofloxacin, 100µg/ml in Acetonitrile, 5ml

Dinaphtho[1,2-b;2',3'-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-90-7

Selenium (Se)

2-Chloro-1,3-propanediol, 25mg