Ciprofloxacin, 1000µg/ml in 0,1mol/l HCl, 1ml

2,4,4'-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41318-75-6

1,4,5-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-41-1

Sodium bicarbonate (NaHC03)