DL-Methadone-d9 hydrochloride

n-Pentadecane, ?13C: -30.22, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-62-9

Mefenamic acid

Carbaryl, 10.0 µg/ml, Acetonitrile, 10ml