4,4'-Dichlorobenzophenone,neat,neat,250mg,

Mefenamic Acid,neat,neat,10mg,

Di-n-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-11-5

Rifaximin-d6 (Major), 1mg