(+/-)Atenolol, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 29122-68-7

2-Methoxy-5-methylaniline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-71-8

Di-n-butyl phthalate, >99%, 25g

1,4-Dinitrosopiperazine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 140-79-4