Selenium (Se)

2H,3H-Perfluorohex-2-enoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 37759-76-5

n-Hydrocarbons (Variable C6-C44)

3,3',5,5'-Tetrabromobisphenol A bis(2-hydroxyethyl) ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4162-45-2