Difloxacin hydrochloride,neat,neat,250mg,

Di-n-octyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-13-7

2,3,4-Trimethylbenzothiophene, 150µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80421-98-3

Acetic acid, 5ml