Fluorobenzene,20000 µg/mL,MeOH,1mL,

2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled)

Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL,

Cimetidine hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 70059-30-2