Omeprazole, 1000µg/ml in MeOH, 1ml

4,4'-Difluorobiphenyl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 398-23-2

Monomethyl terephthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Caffeine,100 µg/mL,MeOH,1mL,