Semi-Volatile Standard

Gemfibrozil, 100µg/ml in Acetonitrile, 1ml

Levulinic acid, 250mg

2,2',4,4'-Tetrabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-20, Cas.no. 5436-43-1