ICP-MS Calibration Standard #4

Metformin Hydrochloride, 1g

4,4'-Diphenyltetrathiafulvalene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5152-94-2

Dibenzo[a,e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 192-65-4