1,2,3,5,8-Pentachloronaphthalene, 1.2ml x 50ug/ml, nonane

Pravastatin sodium, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 81131-70-6

Theophylline-d6 (dimethyl-d6), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 11790-39-8

n-Eicosane, ?13C: -33.06, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 112-95-8