2-Nitrophenol, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 88-75-5

Homovanillic acid-d5, 1000µg/ml in MeOH, 1ml

Di(2-thienyl)disulfide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6911-51-9

Amisulbrom, 100 µg/ml, Acetonitrile, 1ml