Ethidimuron, 10 µg/ml, Acetonitrile, 10ml

7,12-Dimethylbenz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57-97-6

meso-Tetraphenylporphyrine, , Solvent-, Unit , # of units-, Cas.no. 20998-75-8

4-Isobutylbenzoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 38861-88-0