Alprazolam, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 28981-97-7

Caffeine, 100µg/ml in MeOH, 1ml

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

4,4'-Dibromooctafluorobiphenyl, 2000µg/mL, Solvent-DCM, Unit 1mL, # of units-1, Cas.no. 10386-84-2