Ethidimuron, 10 µg/ml, Acetonitrile, 10ml

1,4-Dibromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 83-53-4

Diltiazem (free base), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 42399-41-7

4-Ethylphenol, 100 µg/ml, Acetonitrile, 1ml