Penicillin G Potassium Salt, 250mg

1.2,3.4,5.6,7.8-Tetra(peri-naphthylene)anthracene, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 191-54-8

Menthol, 1000µg/ml in MeOH, 1ml

Quinoxaline-2-carboxylic acid