D6-Parathion-methyl, 100 µg/ml, Acetonitrile, 1m

n-Heptyl acetate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 112-06-1

Oxytetracycline, 96%,1000 µg/mL,acetonitrile,1mL,

DL-Propranolol hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 318-98-9