ICP Mix #2

Unleaded Gasoline with Certified Content of BTEX, 10000µg/ml in MeOH, 1ml

3-sec-Butyl-2-methoxypyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Sulfamethazine-d4, 1mg