Aramite

Metoprolol (free base), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 51384-51-1

Verification II Standard 2

1,2,3,4,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene