Dexamethasone, certified, 0.1g

2H,2H,3H,3H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-30-4

Selenium (Se)

Dibenzofuran-d8, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-04-6